Take note that the lower the speed, the better, and for some vehicles, it should be lower than 1000 rpm. Harley 103 vs. 107 Reliability. Power starts at 2250 RPM. Great cam with broad power. Spark Plugs are very important to the 103 engines because it helps the engine to produce power. You can always repair and check your bike all by yourself, but getting some help with the pros is what you will need if things got out of hand. Even though there are many potential problems with the 103 engines, these are all just potential problems, and maybe not all of you will experience this problem. WM8-22X JP 2/1/2 S&S Mk45, 2017 M8 107 S&S Cycle 475C JP 2/1/2 S&S Mk45, 2017 M8 107 Cycle-Rama CR-460 JP 2/1/2 S&S Mk45, 2017 M8 107 Andrews M460 JP 2/1/2 S&S Mk45, 2017 M8 107 Jackpot 2/1/2 Jackpot Slip Ons, 2017 M8 107 Completely Stock vs Rushmore 103 Stock, 2022 FLHRXS 114 Wood WM8-777XE Jackpot RTX 2/1, 2022 FLHRXS 114 Wood WM8-22XD Jackpot RTX 2/1, 2022 FLHRXS 114 Wood WM8-22XE Jackpot RTX 2/1, 2022 FLHRXS 114 S&S 475C Jackpot RTX 2/1, 2022 FLHRXS 114 Red Shift RS-472 Jackpot RTX 2/1, 2022 FLHRXS 114 Ward WP-475 Jackpot RTX 2/1, 2022 FLHRXS 114 Feuling 472 Jackpot RTX 2/1, 2022 FLHRXS 114 Star Racing SR 30/30 Jackpot RTX 2/1, 2022 FLHRXS 114 Cycle Rama CR-483 Jackpot RTX 2/1, 2022 FLHRXS 114 Cycle Rama CR-480 Jackpot RTX 2/1, 2021 FLHR WM8-22XE JP 2/1/2 MK45 mufflers, 2020 FLTRU 114 WM8-22X V&H Power Duals S&S MK45, 2020 Breakout 114, WM8-22X V&H Big Radius 2/2, 2021 Softail 114 S&S 55mm intake manifold test, 2020 FLHTK 114 WM8-22XE Jackpot 2/1/2 S&S MK45, 2021 Softail 114 Star 30/30 Jackpot Riot 2/1, 2021 Road Glide 114 WM8-22XD Jackpot 2/1/2, 2021 Road Glide 114 S&S 475 Jackpot 2/1/2, 2021 Road Glide 114 Feuling 472 Jackpot 2/1/2, 2021 Road Glide 114 Star 30/30 Jackpot RTX 2/1, 2021 Road Glide WM8-22XE 114 Jackpot 2/1/2, 2021 Road Glide 114 WM8-22X Jackpot 2/1/2, 2021 Softail 114 S&S 475 Jackpot Riot 2/1, 2021 Softail 114 WM8-22XD Jackpot Riot 2/1, 2021 Low Rider S 114 WM8-22XE Jackpot Riot 2/1, 2017 CVO Street Glide WM8-22XE Jackpot 2/1/2 Rinehart mufflers, 2020 Road Glide 114 Wood WM8-22XD Jackpot 2/1/2, 2020 FLTRXS SE 447 vs SE 462 Jackpot 2/1/2, 2020 FLTRK 114 WM8-22XE Jackpot 2/1/2 Hi Roller mufflers, 2020 Road Glide WM8-22XE Jackpot Riot 2/1, 2020 Road King 114 WM8-22XE Jackpot RTX 2/1, 2019 FLHRS WM8-22XE Jackpot Riot 2/1 vs other short pipe, 2020 FLTRXS 114 stock engine Jackpot Riot 2/1, 2020 Road Glide 114 WM8-22XE Jackpot RTX 2/1, 2020 Road Glide 114 WM8-22X Jackpot RTX 2/1, 2020 Road Glide stock 114 Jackpot RTX 2/1, 2020 Road Glide 114 WM8-22X-E Jackpot 2/1/2 Hi Roller mufflers, 2019 Road Glide 114 WM8-22X-E Jackpot 2/1/2 Hi Roller mufflers, 2020 FLTRK 114 Jackpot 2/1/2 Hi Roller mufflers, 2020 FLTRX 114 Wood WM8-22X Jackpot 2/1/2 Hi Roller mufflers, 2020 FLTRXS 114 stock, FM Improved Stock Power Vision tune, 2020 FLTRXS 114 completely stock, as delivered, 2018 FLHX 114 SE Stage 4 Wood WM8-408 Jackpot 2/1/2 Outlaw mufflers, 2017 FLHX SE Stage 4 kit WM8-408 cam Jackpot 2/1/2 Hi Roller mufflers, 2017 FLHX 114 SE Stage IV WM8-408 Jackpot 2/1/2, 2017 CVO 114 WM8-22X Jackpot 2/1/2 Jackpot mufflers, 2017 CVO 114 WM8-22X Jackpot 2/1/2 Rinehart mufflers, 2017 M8 SE Stage III 114 WM8-222 Jackpot Road & Track 2/1, 2017 M8 CVO 114 WM8-222 JP M8 2/1/2 JP Slip Ons, 2017 M8 SE Stage III 114 WM8-222 JP 2/1/2 S&S Mk45, 2018 Softail 114 M8, Dynojet Power Vision, FM Improved Stock Tune, 2018 Fatboy, 114 Milwaukee Eight engine, completely stock, 2022 Softail Low Rider ST 117 WM8-777XE Contender 2/1, 2022 Low Rider ST 117 Jackpot Riot 2/1 PV tune, 2021 FLTRXSE 117 WM8-22XE Jackpot RTX 2/1, 2021 CVO Road Glide 117 Wood WM8-22XD Jackpot Riot 2/1, 2019 CVO Road Glide 117 WM8-22XE Jackpot 2/1/2 Rinehart mufflers, 2019 CVO Limited WM8-22-XE Jackpot 2/1/2 S&S Grand National mufflers, 18 CVO Street Glide 117 WM8-22X V&H Power Duals & Hi Output mufflers, 2019 CVO Road Glide 117 WM8-22X Jackpot 2/1/2 Hi Roller mufflers, 2018 M8 CVO 117 WM8-22X JP 2/1/2 S&S mufflers, 2017 M8 CVO SE Stage III 117 WM8-222 JP 2/1/2, 18 CVO 117 Stock Head Pipe Jackpot SlipOns (3-3), 18 CVO 117 Stock Head Pipe Jackpot SlipOns (2-3), 18 CVO 117 Stock Head Pipe Jackpot SlipOns (1-3), 2021 Pan America Fuel Moto slip on Power Vision tune, 05 CVO Electra Glide 103 TW6 cam D&D Fatcat 2/1, 2011 FLHX 103 TW-555 V&H Power Duals Twin Slash mufflers, 2012 FLHTK 103 TW-222 V&H Power Duals Rinehart mufflers, 2010 FLHTK 103 TW-222 JP 2/1/2 V&H Monster Oval, 2015 FLHX 103 S&S MR103 El Dorado 2-2 50 State, Rushmore 103 Stock Cams Stock HP Rinehart S/O, Rushmore 103 Stock Cams Stock HP JP 4 S/O, Rushmore 103 Stock Cams Jackpot 2/1/2 JP 4 S/O, Rushmore 103 Stock Cams E-Series S/O (15 discs), Rushmore 103 Stock Cams E-Series S/O (9 discs), Rushmore 103 Stock Cams E-Series 2/1 (16 discs), Rushmore 103 Stock Header Stock S/O Stage 1 A/C, Rushmore 103 Stock Cams Rinehart True Duals, Rushmore 103 Stock Cams JP 2/1/2 JP 4 S/O, 2008 Road King 96 TW-222 S&S head pipe Jackpot mufflers, 2011 FLHX 96 TW-555 Jackpot 2/1/2 Outlaw mufflers, 2008 96 TW-222 Jackpot Street Outlaw mufflers, 2009 FLHX FM 107 stock heads TW-777 Jackpot RTX 2/1, 2013 FLH FM 107 Level B TW-999-6a Jackpot RTX 2/1, 2014 FLHX FM 107 TW-777 Level B heads JP 2/1/2, 2015 FLHTC FM 107 Level B heads TW-777 Jackpot 2/1/2, 2009 FLH FM 107 TW-777 Level B heads Jackpot 2/1/2, 2012 FXD FM 107 Level B Heads TW-777 SE50mm TB D&D 2/1, 2013 FLTRU FM 107 Level B heads TW-777 V&H Power Duals, 2012 FLTRX FM 107 TW-999-6a Level B CNC heads Supertrapp 2/1, 2012 FLHX FM 107 Level B heads TW-999-6a Jackpot RTX 2/1, 2010 FLHR 107 Level B CNC TW-777 Jackpot 2/1/2, 2010 FLHTK FM 107 Level B heads TW-777 Jackpot 2/1/2 Hi Roller mufflers, 2014 FLHX 107 FM Level B CNC TW-777 Jackpot 2/1/2 Hi Roller mufflers, 2011 FM 107 TW-555 Stock Heads Jackpot 2/1, 14 FLHTK FM 107 TW-555 stock heads & TB Jackpot 2/1, 07 FLHT FM 107 TW-555 cams stock heads & TB Jackpot 2/1, 13 FLHT 107 TW-555 stock heads S&S exhaust, 09 Dyna 107 TW-999-6a Level B heads D&D Fatcat 2/1, 13 Dyna FM 107 TW-777 D&D Fat Cat 2/1 SE 50mm TB, 107 11.0:1 TW-8-6 FM Level B SE 50mm V&H 2/1, 107 10.25:1 TW-555 Stock Heads Stock HP RC SlipOns, 107 10.25:1 TW-555 Stock Heads Stock HP RH SlipOns, 107 10.25:1 TW-555 Stock Heads V&H Duals, 107 10.25:1 TW-555 Stock Heads V&H Duals V&H HO S/O, 107 10.25:1 TW-555 Stock Heads JP 2/1/2 LA Chopper, 107 10.25:1 TW-555 Stock Heads JP 2/1/2 V&H SlipOns, 107 10.25:1 TW-555 FM Level B JP XXX 2/1/2 JP SlipOns, 107 10.25:1 TW-555 FM Level B JP 2/1/2 JP SlipOns, 107 10.25:1 TW-555 FM Level B V&H 2/1/2 JackPot S/O, 107 10.25:1 TW-777 Stock Heads V&H Duals V&H SlipOns, 107 10.25:1 TW-777 Stock Heads V&H Duals Crusher S/O, 107 10.25:1 TW-777 Stock Heads Bassani 2/1, 107 10.5:1 TW-777 FM Level B No Cat JP SlipOns, 107 10.5:1 TW-777 FM Level B Stock HP V&H SlipOns, 107 10.5:1 TW-777 FM Level B V&H Duals V&H SlipOns, 107 10.5:1 TW-777 FM Level B V&H Duals Rinehart S/O, 107 10.5:1 TW-777 FM Level B V&H 2/1/2 Bassani S/O, 107 10.5:1 TW-777 FM Level B D&D 2/1 (2-2), 107 10.5:1 TW-777 FM Level B D&D 2/1 (1-2), 107 10.5:1 TW-777 FM Level B SE 50mm V&H Big Radius, 107 10.5:1 TW-777 FM Level B SE 50mm RH Duals, 107 10.50:1 TW-777 FM Level B SE 50mm Rush 2/1, 107 10.75:1 TW-777 Custom Heads SE 50mm Rinehart 2/1, 107 10.5:1 TW-777 FM Level B SE 50mm V&H 2/1 (3-3), 107 10.5:1 TW-777 FM Level B SE 50mm V&H 2/1 (2-3), 107 10.5:1 TW-777 FM Level B SE 50mm V&H 2/1 (1-3), 107 10.5:1 TW-777 FM Level B SE 50mm D&D 2/1, 107 10.50:1 TW -777 FM Level B JP 2/1/2 V&H SlipOns, 107 10.5:1 TW -777 FM Level B JP 2/1/2 V&H SlipOns (2-2), 107 10.5:1 TW -777 FM Level B JP 2/1/2 V&H SlipOns (1-2), 107 10.5:1 TW -777 FM Level B JP 2/1/2 JP SlipOns (6-6), 107 10.5:1 TW -777 FM Level B JP 2/1/2 JP SlipOns (5-6), 107 10.5:1 TW -777 FM Level B JP 2/1/2 JP SlipOns (4-6), 107 10.50:1 TW -777 FM Level B JP 2/1/2 E-Series S/O, 107 10.50:1 TW -777 FM Level B JP 2/1/2 Klockwerks, 107 10.5:1 TW -777 FM Level B T-Body Port JP 2/1/2 V&H SlipOns, 107 10.5:1 TW -777 FM Level B T-Body Port JP 2/1/2 RH SlipOns, 107 10.5:1 TW -777 FM Level B JP 2/1/2 JP SlipOns (3-3), 107 10.5:1 TW -777 FM Level B JP 2/1/2 JP SlipOns (2-3), 107 10.5:1 TW -777 FM Level B JP 2/1/2 JP SlipOns (1-3), 107 10.5:1 TW -777 FM Level B JP 2/1/2 Bassani S/O, 107 10.5:1 TW -777 FM Level B T-Body Port JP 2/1/2 (2-2), 107 10.5:1 TW -777 FM Level B T-Body Port JP 2/1/2 (1-2), 107 10.5:1 TW -777 FM Level B JP 2/1/2 E-Series S/O (2-2), 107 10.5:1 TW -777 FM Level B JP 2/1/2 Bassani S/O, 107 10.5:1 TW -777 FM Level B JP 2/1/2 E-Series S/O (1-2), 107 10.5:1 TW -777 FM Level B HPI 55mm JP 2/1/2 JP SlipOns, 107 10.7:1 FM Level B T-Body Port JP XXX 2/1/2 JP SlipOns, 107 10.5:1 TW-777 FM Level B DBW *SE Ventilator*, 107 10.5:1 TW-777 FM Level B V&H 2/1 (2-2), 107 10.5:1 TW-777 FM Level B V&H 2/1 (1-2), 107 10.5:1 TW-777 FM Level B T-Body Port FBI 2/1, 107 10.5:1 TW-777 FM Level B T-Body V&H HO 2/1, 107 10.5:1 TW-777 FM Level B T-Body Port JP 2/1, 107 10.5:1 TW-777 FM Level B D&D 2/1 (5/5), 107 10.5:1 TW-777 FM Level B D&D 2/1 (4/5), 107 10.5:1 TW-777 FM Level B D&D 2/1 (3/5), 107 10.5:1 TW-777 FM Level B D&D 2/1 (2/5), 107 10.5:1 TW-777 FM Level B D&D 2/1 (1/5), 107 10.75:1 TW-8-6 FM Level B T-Body Port D&D 2/1, 107 10.5:1 TW-777 SE CNC 58mm TBody JP 2/1/2, 107 10.5:1 TW-999-6A FM Level B JP 2/1/2 E-Series S/O, 107 10.5:1 TW-999-6A FM Level B E-Series 2/1, 107 10.5:1 TW-999-6A FM Level B D&D 2/1, 107 10.8:1 TW-888 FM Level B JP XXX 2/1/2 JP SlipOns, 107 11.0:1 TW-999 FM Level B SE 58mm D&D 2/1, 2016 FLHX FM 110 Outlaw TW-999 Jackpot RTX 2/1, 2012 FLHT FM 110 Level B TW-777 S&S duals, 2015 FLHX FM 110 Level B heads TW-777 Jackpot 2/1/2, 2015 FLHX FM 110 Level B heads TW-777 Jackpot 2/1/2, 2016 FLTR 110 Outlaw TW-999 58mm Tb Jackpot RTX 2/1, 2014 FLHX FM 110 TW-777 Level heads B 58mm TB Jackpot 2/1/2, 2016 FLTRXS FM 110 Outlaw TW-999-6 Jackpot RTX 2/1, 2014 FLHTK FM 110 Level B heads TW-777 Jackpot 2/1/2, 2016 FLHX FM 110 Level B CNC TW-999-6a HPI TB V&H Power Duals, 2015 FLTR FM 110 Level B heads TW-777 Jackpot 2/1/2 V&H OS450, 2015 FLHX FM 110 TW-777 Level B CNC heads HPI 58mm TB Jackpot 2/1/2, 2012 FLHX FM 110 Level B heads TW-999-6a HPI 58mm TB D&D 2/1, 2012 FLHTK FM 110 Level B heads S&S 585 cams D&D Fatcat 2/1, 14 FLHX FM 110 Outlaw TW-999 HPI 58mm TB D&D Boarzilla 2/1, 2012 FLHX FM 110 Level B CNC heads TW-777 Jackpot 2/1/2 Outlaw mufflers, 2016 FLHX FM 110 TW-777 HPI 58mm TB Jackpot 2/1/2 Rinehart s/o, 2013 Road Glide FM 110 Level B CNC heads TW-777 E-Series 2/1, 2014 FLHX FM 110 Level B CNC heads TW-999-6a Jackpot Road & Track 2/1, 2015 FLHX FM 110 10.5:1 TW-999-6a Level B heads D&D 2/1, 2011 FLHX FM 110 Level B heads TW-777 Kerker 2/1, 16 FLHX 110 kit Level B heads TW-777 Jackpot 2/1/2 Rush mufflers, FLHTK 110 Drop On 10.5:1 TW-999-6A FM Level B JP 2/1, 110 Drop On 10.5:1 TW-999-6A FM Level B Jackpot Outlaw 2/1, 110 Drop On 10.5:1 TW-777 FM Level B JP SuperDuals, 110 Drop On 10.5:1 TW-999-6A FM Level B JP 2/1 2 MK45s, 110 Outlaw kit TW-999 Jackpot Road & Track 2/1, 110 Drop On 10.5:1 TW-999-6A FM Level B JP Road & Track 2/1, 110 Drop on 10.5:1 TW-777 Level B JP SuperDuals, 110 Drop On 10.5:1 TW-777 FM Level B JP 2/1/2, 110 Drop On 10.5:1 TW-999-6A FM Level B JP 2/1 2, 110 Drop On 10.5:1 TW-999-6A FM Level B JP 2/1, 2011 CVO Limited 113 CNC heads TW-999 Jackpot XXX, 17 Dyna Low Rider S FM 113 CNC heads TW-999-6 Bassani 2/1, 2011 CVO 113 Big bore CNC heads TW-999 Jackpot XXX Hi Rollers, 113 10.75:1 TW-408-6 Stage 1 CVO Heads V&H PD JP 4 S/O, 113 10.8:1 TW-999 FM CVO CNC Heads V&H PD FM E-Series, 113 TW-999 Stage 1 CVO Heads Thunderheader 2/1, 113 11.0:1 TW-999 FM CVO CNC Heads JP XXX 2/1/2 CVO S/O, 113 11.0:1 TW-408G-7 Stage 1 CVO Heads JP XXX 2/1/2 Hooker S/O, 117 11.25:1 TW-999-6 Hybrid Heads D&D 2/1, 117 TW-8-6 Level B JP XXX 2/1/2 JP 4 S/O, 2007 FLHTC S&S T111 crate engine SE mufflers, 2011 FLTR S&S 124HC SE 58mm TB D&D Boarzilla 2/1, 06 Dyna S&S T124HC crate engine D&D Boarzilla, FM 124 TW-9B Stage 1 Heads JPXXX 2/1/2 E-Series S/O, 124 HC S&S Crate Engine JP XXX 2/1/2 JP Pro Tour, 120R 11.0:1 TW-9B-6 FM CNC Heads JP XXX 2/1/2, 2009 CVO Road Glide FM 124 Outlaw Jackpot RTX 2/1, 2012 FLTR FM 124 Outlaw engine HPI TB Jackpot XXX, 2012 CVO Ultra FM 124 Outlaw engine Jackpot RTX 2/1, 2014 FLHX FM 124 HPI 58mm TB Outlaw Jackpot XXX Hi Roller mufflers, 2011 FLTR FM 124 Outlaw Crate Engine SE 58mm TB D&D Boarzilla 2/1, 2016 FLHTC FM 124 Outlaw crate engine SE 58mm TB Jackpot Road & Track 2/1, FM 124 Street Outlaw 58mm JP XXX 2/1/2 JP Slip Ons, FM 124 Street Outlaw 58mm Jackpot Outlaw 2/1, FM 124 Street Outlaw 58mm D&D Boarzilla 2/1, 04 Road King FM 98 Level B heads TW-555-6r, 2006 FLHTC FM 98 kit Level B heads TW-555-6R Jackpot 2/1, 98 TW-555-6R FM Level B Stock HP E-Series S/O, 98 TW-555-6R FM Level B Rinehart True Duals, 98 TW-555-6R FM Level B Stock HP SE Slip Ons, 98 TW-555-6R FM Level B RineHart True Duals, 98 TW-555-6R Stock Heads RieneHart True Duals, 98 TW-6-6R Stock Heads Stock HP Slip Ons, 2015 CVO Road Glide 110 TW-7H Jackpot 2/1/2 Hi Roller mufflers, 2014 FLHRSE 110 Wood TW-7H Jackpot 2/1/2 Hi Rollers, 2013 CVO 110 FM CNC heads TW-777 V&H PowerDuals Rinehart mufflers, 110 CVO TW-777 Stage 1 CVO Heads D&D 2/1, 110 Slim S TW-777 Stage 1 CVO Heads D&D 2/1, 110 CVO TW-222 Stock Heads JP 2/1/2 CFR S/O, 110 CVO Stock Cams Stock Heads Stock Heads Stock HP V&H S/O, 110 CVO TW-777 Stage 1 CVO Heads JP 2/1/2, 110 CVO TW-888 Stage 1 CVO Heads Thunderheader 2/1, 110 CVO Stock Cams Stock Heads JP 2/1/2 JP Pro Touring, 110 CVO TW-777 Stage 1 CVO Heads Jackpots 2/1/2 E-series S/O, 110 CVO TW-777 Stage 1 CVO Heads Jackpot 2/1, Indian 111 Thunderstroke Cat Removed Stage 1 Mufflers & Air Cleaner Stage 2, Indian 111 Thunderstroke Jackpot 2/1/2 Modded Stock Slip Ons, Indian 111 Thunderstroke Jackpot 2/1/2 Rinehart Slip Ons, Indian 111 Thunderstroke Jackpot 2/1/2 Stock Slip Ons, Indian 111 Thunderstroke Stock HP Rinehart Slip Ons, Indian 111 Thunderstroke Completely Stock, Indian Scout Khrome Werks Mufflers S&S Intake, Indian Scout 60 Khrome Werks Mufflers S&S Intake. Being future-ready can help you solve the problem easier. The more you spend, the faster it goes. What I can tell you for sure is that there is not enough difference in just the cams to call one better than the other at this point. With the Milwaukee Eight 107, you can accelerate from 0-60 mph 11% quicker and 60-80 mph 11% quicker than the Twin-Cam High Output 103. lbs of tq. If they tuned it something is probably off. 103" stage 2 kit installed and dyno tuned $1400. Big numbers on both sides. A Twin-Cooled Milwaukee-Eight 114 (114 CID,1870cc) featuring liquid-cooled cylinder heads powers the CVO Limited and CVO Street Glide models. The guiding principle behind the Milwaukee-Eight was our voice of customer research from every region of the world, said Scott Miller, Harley-Davidson Vice-President of Styling and Product Development Operations. By reducing heat absorption, increasing heat rejection, and redesigning the exhaust system, the Milwaukee-8 engine offers enhanced rider and passenger thermal comfort. Youre gonna need to rev this cam, it really wants higher compression. This would be a definite plus for the 103 since the price is considerably lower. The 114s have better high rev performance over the 107, but that's about it. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. We know that you love and adore the 103 engines, but it is essential that you also know the Harley Davidson 103 engine problems that you might encounter in the future. Just read an artical from roeder racing out of ohio. A new knock sensor for each cylinder enables more-precise timing control. What Does TBC Fault Mean On A Ford Truck? Will the power difference be noticeable? This cookie is set by GDPR Cookie Consent plugin. For a better experience, please enable JavaScript in your browser before proceeding. I'm not going to pretend I know what it means when I read about how well the new street glide's engine is counter balanced. The SE 103" cast flat top pistons have a msrp of $175 and many dealers knock off 20%. All Rights Reserved. Quicker Acceleration: The Milwaukee-Eight weighs the same as the engines it replaces, so all of its extra power contributes directly to improved acceleration performance. 2018 Harley-Davidson Softail Fat Bob 107 0-60 mph 4.2 Quarter mile 13.1 Compare. Not at the high miles you ask, but I have 47,000 miles on my 20 month old 2011 Road King Classic, 103 engine is perfect and has had no problems or concern. The Milwaukee-Eight, which retains the classic 45-degree V-twin architecture, will power all 2017 Touring and Trike models, in two displacements and three . Ensure that your bikes belt and chains are in good condition to avoid trouble on the road. The oil cooler decreases the chance of overheating; that is why it is always essential to have an engine with an oil cooler. In its first release of the 2017 motorcycle certification data, the U.S. Also, I have read several threads about people having issues with the S&S kits. You can see the difference between the one with rocker lockers sleeves and without that in the video. Check operation of all electrical equipment and switches, 5. Mine: Road King Classic, Ultra Limited, Forty Eight. we wouldnt!! getting ready to put in roller rockers, doing it this fall so if i hadto wait to change to 106 nows the time. $140. Sorry I didn't mean to step on anybody's toes. The rear exhaust pipe is re-positioned and the exhaust catalyst is relocated to move heat away from the passenger. However, its more powerful and uses sixth gear that gives smooth driving, especially on highways. The Different Types of Motorcycle Windshields: Which One Is Right for You? Fuel Motos take: Its a makes wide power with measurable overall gains, very linear power curve. You also have the option to opt-out of these cookies. 34 What is the price of the 103 Harley Davidson engine kit? When stopped, the Milwaukee-Eights rubber-mounted counterbalancer cancels 75 percent of initial vibration, which makes stopping less of an eye-shaking experience. Knucklehead. Fuel Motos take: very smooth delivery, accelerates fast, builds power early and stays in there really well. The 107 kit from Fuel Moto is $1300 and includes pistons, cylinders, cams, gaskets, adjustable push rods, everything needed for the top end. V-Twin Harley Davidson forum. Air flows through the intake system and also air cleaner in a way that reduces noise. The Fora platform includes forum software by XenForo. Unfortunately purchasing a 2020 Street Glide isn't really in the budget for me and I've been looking at used models that are a bit older. When we will compare the reliability between Harley 103 and 107, it will always be Harley 107 which will prevail every time. 16 vs 17, 103 vs 107. The cookie is used to store the user consent for the cookies in the category "Other. To calculate Imperial MPG and Gallons plus use the converter on the Motorcycle Fuel Economy Index Page. Following our tips and tricks to maintain and solve the 103 engine problem will prevent you from experiencing some major problems. You don't need the Woods lifters for your build. How Much HP Does a Harley 103" (1600cc) Have? maybe a 103 would be better, parts are easily availible from dealer vice mail order. It can run for up to 150,000 miles. By clicking Accept, you consent to the use of ALL the cookies. Fuel Motos take: very strong horsepower & torque, great overall balance for riders looking for linear power gains. Only change I made per Bean's advice is switching 255's to SE204's. 1 What is the Harley Davidson 103 engine? Delivers smooth and impressive Torque and Horsepower. 10 04. This cookie is set by GDPR Cookie Consent plugin. Same cams for either of these, or does the 107 take a little more cam for the same purpose . Fat Bob: Which One Make You Stylish, Harley Stage 3 vs. At idle, a 75% reduction in vibration is provided by an internal counterbalancer. 2020 FLTRXS FM 128 WM8-777XE Jackpot RTX 2/1, 2020 FLTRXSE FM 128 WM8-22XD stock heads Jackpot Riot 2/1, 2021 Low Rider S FM 128 WM8-408 Jackpot Riot 2/1, 2022 Road Glide FM 128 WM8-22XE Jackpot RTX 2/1, 2020 Road Glide FM 131 Ward +1 WM8-9960 Jackpot RTX 2/1, 2021 FLHXS FM 128 WM8-22XE Jackpot 2/1/2, 2020 Low Rider S FM 128 WM8-22XD Jackpot Riot 2/1, 2021 FLTRXS SE 131 WM8-77x Jackpot RTX 2/1, 2021 Road Glide FM 128 WM8-408 Jackpot Riot 2/1, 2020 Road King FM 128 WM8-22XE Jackpot RTX 2/1, 2020 FLTRXSE FM 128 Level A heads WM8-77X Jackpot XXX, 2019 FLHX FM 128 WM8-22XE stock heads & TB Jackpot 2/1/2, 2017 FLHXSE FM 128 WM8-22XD stock heads D&D 2/1, 2021 FLHX FM 128 WM8-408 stock heads Jackpot RTX 2/1, 2021 FLHX FM 128 WM8-22XE Stock heads Jackpot RTX 2/1, 2019 Road Glide FM 128 Ward 580 Jackpot RTX 2/1, 2020 Road Glide FM 131 Ward +1 heads WM8-9960 Jackpot RTX 2/1, 2022 CVO Road Glide FM 128 Level A Heads WM8-408 Jackpot RTX 2/1, 2018 FLTR SE 131 Ward WP-580 Jackpot RTX 2/1, 2021 FLTRXSE FM 128 Level A heads WM8-408 HPI 62mm Jackpot RTX 2/1, 2017 FLHX FM 124 WM8-22XE V&H Power Duals, 2019 FLTRXSE FM 128 10.75 WM8-22XE Jackpot 2/1/2, 2018 FLTRXS FM 128 Level A heads Ward WP-580 Jackpot 2/1, 2019 FLTRXSE FM 131 WM8-9FX60 Ward +1 heads Jackpot RTX 2/1, 2021 FLTRXSE FM 128 Level A heads WM8-408 Jackpot XXX, 2017 FLTR FM 124 WM8-408 Level A heads Jackpot RTX 2/1, 2019 FLTR FM 128 10.75 WM8-22XD Jackpot Riot 2/1, 2020 Softail FM 131 WM8-9FX Ward heads Jackpot Riot 2/1, 2020 FLTR FM 128 WM8-22XD Jackpot RTX 2/1, 2020 FLTRXSE FM 128 WM8-408 Jackpot XXX Rinehart, 2021 FLHT SE 119 Stage III S&S 465 S&S Sidewinder 2/1, 2021 Road Glide FM 128 WM8-408 Level A Heads Jackpot RTX 2/1, 2021 Road Glide FM 128 WM8-22XE Stock heads & TB Jackpot RTX 2/1, 2021 Road Glide FM 128 WM8-22XE stock heads & TB JP 2/1/2, 2020 FLTR FM 128 WM8-22XE Jackpot Riot 2/1, 2020 FLHR FM 128 WM8-77X Level A heads KW 2/2, 2019 FLHT FM 124 WM8-22X S&S Sidewinder 2/1, 2017 FLTR FM 124 Level B heads WM8-9960 Jackpot RTX 2/1, 2020 FLHXS 128 WM8-22XD stock heads & TB Jackpot 2/1/2, 2019 CVO FM 128 CR-483 stock heads SE 64mm TB D&D 2/1, 2020 FLTRXS FM 128 WM8-22XE Stock heads Jackpot 2/1/2 Rinehart, 2019 Road King FM 131 S&S 590 Ward heads Jackpot Riot 2/1, 2019 FLTRXS 128 Wood WM8-22XD Jackpot RTX 2/1, 2020 CVO Limited FM 131 WM8-9FX Ward +1 heads Jackpot RTX 2/1, 2020 FLTRU FM 128 Level A Heads WM8-408 SE 64mm TB Jackpot 2/1, 2019 FLTR FM 128 WM8-22XE Stock heads 64mm TB Jackpot 2/1/2, 2019 FLTR FM 120 Level B CNC WM8-9960 SE 64mm TB Jackpot Riot 2/1, 2017 FLHRS FM 124 WM8-408 Level A Heads Jackpot Riot 2/1, 2020 FLHX FM 124 WM8-22XE SE 64mm TB Jackpot RTX 2/1, 2017 FLTR FM 124 WM8-22XE stock heads S&S manifold Jackpot RTX 2/1, 2020 Low Rider S FM 128 WM8-22X Stock heads & TB D&D 2/1, 2019 FLTRU FM 128 RS-468 SE 64mm TB Jackpot RTX 2/1, 2020 Road Glide SE 131 WM8-77X Jackpot RTX 2/1, 2018 Road Glide FM 124 WM8-22XD HPI 62mm TB Jackpot Riot 2/1, 2018 FLHX FM 124 WM8-22XD SE 64mm TB Jackpot RTX 2/1, 2019 Road King FM 128 Wood WM8-22XD Jackpot 2/1/2 S&S mufflers, 2020 Road Glide SE 131 Crate engine Wood WM8-77X Jackpot RTX 2/1, 2020 FLTRXS FM 131 WM8-9FX Ward +1 Heads SE 64mm TB Jackpot Riot 2/1, 2019 FLHTK FM 128 WM8-408 Level A CNC SE 64mm TB Jackpot RTX 2/1, 2019 FLTR FM 128 WM8-77X SE FM Level A CNC heads SE 64mm TB Bassani 2/1, 2019 FLHRS FM 128 WM8-22XE stock heads 64mm TB Jackpot 2/1/2, 2019 FLTRXS FM 128 WM8-22XE stock heads SE 64mm TB Jackpot Riot 2/1, 2020 FLHTK FM 128 Wood WM8-22XE stock heads & TB Jackpot 2/1/2, 2018 FLHX FM 124 WM8-408 SE heads & TB D&D 2/1, 2017 FLHX FM 124 WM8-22XE cam stock heads & TB TB Jackpot 2/1/2, 2019 FLXH FM 128 WM8-22XE stock heads SE64mm TB Jackpot 2/1/2, 2019 FLHX 128 WM8-408 Level A CNC heads SE 64mm TB Jackpot XXX Rinehart s/o, 2019 FLTRXS FM 128 WM8-408 FM Level A CNC SE 64mm TB Jackpot XXX S&S MK45, 2018 FLHR FM 124 WM8-408 Level A CNC SE 64mm Jackpot Riot 2/1, 2018 FLTRXSE FM 131 WM8-9FX Ward +1 heads SE 64mm TB Jackpot XXX, 2020 FLHTK FM 128 Level A heads WM8-408 cam Jackpot RTX 2/1, 2018 Road Glide FM 124 Level A Heads WM8-9FX Jackpot RTX 2/1, 2019 FLTRXSE FM 128 11.0 Level A heads WM8-77X SE 64mm TB Jackpot RTX 2/1, 2019 FLHX FM 128 Level A heads WM8-408 Jackpot RTX 2/1, 2018 FLHTK FM 128 10.75 WM8-22XE stock heads & TB Jackpot 2/1/2, 2019 FLHXSE FM 128 10.75 S&S 475 Stock Heads SE 64mm TB w/Ward manifold, 2018 FLHX FM 124 10.75:1 WM8-22XE stock heads & TB Jackpot SP, 2019 FLHX FM 128 WM8-22XE stock heads SE 64mm TB Jackpot 2/1/2, 2017 FLTRS FM 124 WM8-22XE stock heads & TB Jackpot 2/1/2 Hi Roller mufflers, 2020 Road Glide FM 128 Level A heads WM8-408 SE 64mm TB D&D Billet Cat, 2019 FLHX FM 124 WM8-22XE Stock TB V&H Pro Pipe 2/1, 2020 FLTRU FM 128 Level A CNC heads WM8-408 SE 64mm TB Jackpot RTX 2/1, 2019 FLHTK FM 128 11.0 Level A heads WM8-408 SE64mm TB Jackpot RTX 2/1, 2020 FLHX 124 WM8-408 Level A CNC heads SE 64mm TB Jackpot XXX, 2018 CVO Limited 128 WM8-22XE Stock Heads 64mm TB Jackpot 2/1/2, 2019 Road King FM 128 Level A heads WM8-408 Bassani 2/1, 2020 FLHX FM 128 Level B heads WM8-4860 SE 64mm TB Jackpot RTX 2/1, 2017 FLHTK FM 124 WM8-408 Level A heads SE 64mm TB Jackpot XXX, 2020 FLTRXS FM 128 Level B heads WM8-408 64mm TB Jackpot RTX 2/1, 2018 FLTR FM 124 Level B heads WM8-9960 SE64mm TB Jackpot RTX 2/1, 2017 FLHX 124 10.75:1 S&S 475 stock heads & TB Jackpot 2/1/2 MK45, 2019 CVO Road Glide 128 10.75:1 WM8-22X-E Stock Heads 64mm TB PowerDuals, 2019 Road Glide FM 128 11.0 WM8-408 Level A heads SE 64mm TB Jackpot XXX, 2018 FLHX 128 10.75:1 RS-468 Stock Heads 64mm TB Rinehart Slimline duals, 2018 FLHTK 124 10.75:1 WM8-22X-E Stock Heads & TB Jackpot 2/1/2 S&S MK45, 2017 FLHX 124 Feuling 521 HPI 62mm TB Krome Werks 2/1, 2019 Softail 124 WM8-222 stock heads & TB D&D Fatcat 2/1, 2020 FLHXS 128 10.75 WM8-22x Stock heads & TB Jackpot 2/1/2 & Hi Rollers, 2020 FLTRK 128 11.0:1 Level A Heads WM8-408 SE 64mm TB D&D Billet Cat 2/1, 2020 FLTRK 128 11.0:1 Level A Heads WM8-408 SE 64mm TB Jackpot XXX, 2017 FLHTK FM 124 S&S 475 Stock heads & TB Jackpot 2/1/2 MK45, 2017 FLHX FM 124 11.0 WM8-408 Level A heads SE 64mm TB D&D Billetcat 2/1, 2017 FLHTK FM 124 11.0:1 WM8-408 Stock heads SE 64mm TB Jackpot 2/1/2, 2020 FLTRXS SE 131 Stage IV SE Street Cannons SE Pro Street Tuner, 2020 Softail Low Rider S FM 128 11.5:1 WM8-9F60 FM Level B Heads, 2018 FLHR FM 124 10.75:1 WM8-22x Jackpot 2/1, 2017 FLHXSE 128 11.0:1 WM8-408 Stock Heads Jackpot 2/1/2 Hi Roller mufflers, 2017 FLHX FM 124 WM8-408 Level A heads Jackpot XXX & Hi Roller mufflers, 2018 FLHTK 124 10.75:1 Stock Heads WM8-22X SE 64mm TB Jackpot 2/1, 2020 FLHTK 128 Level B heads SE 64mm TB WM8-408 Jackpot 2/1/2, 2018 FLHTK 124 11:1 Level A Heads Wood WM8-408 Jackpot XXX, 18 FLHX 124 Level A heads WM8-408 Jackpot XXX Outlaw mufflers, 2019 FLHX FM 128 10.75:1 WM8-22X Stock Heads & TB Jackpot 2/1/2, 2019 FLHR S&S 128 kit S&S 550c cam Jackpot 2/1/2, 2020 FLTRX FM 128 WM8-22X SE 64mm Jackpot 2/1/2, 2017 FLHTK FM 124 WM8-408 Level A Heads 64mm TB Jackpot XXX, 2018 FLHX FM 124 10.75:1 WM8-222 Stock heads & TB Jackpot 2/1/2, 2018 FLHX 124 10.75:1 WM8-22x Jackpot 2/1/2 Hi Roller mufflers, 2019 CVO Road Glide FM 128 Kit WM8-222 Stock heads Jackpot 2/1/2, 2019 CVO Street Glide FM 128 Kit WM8-22X Stock heads Jackpot 2/1/2, 2017 FLHX FM 124 Kit WM8-408 Level A heads Jackpot XXX Rinehart mufflers, 2019 FLHR FM 124 Kit WM8-408 Level A heads Jackpot XXX Outlaw mufflers, 2018 FLTRU FM 124 Kit WM8-408 Level A heads Jackpot XXX Hi Roller mufflers, 2017 M8 FM 124 Kit WM8-408 Level A heads Jackpot XXX Outlaw mufflers, 2019 M8 FM 128 Kit WM8-408 Level A heads Jackpot XXX Hi Roller mufflers, 2018 M8 117 Stage III big bore WM8-22X D&D 2/1, 2017 FLTRU 124 WM8-408 Screamin Eagle CNC heads, 2017 M8 124 WM8-77x Jackpot XXX head pipe, 2017 M8 FM 117 Stg III Kit WM8-22X JP 2/1/2, 2017 M8 CVO FM 124 Kit WM8-408 Jackpot 2/1/2, 2018 M8 FM 124 Kit WM8-408 Level A heads Jackpot XXX, 2017 M8 FM 124 Kit WM8-9F60 Big Valve heads Jackpot XXX, 2018 Softail FM 124 Kit WM8-22X stock heads D&D 2/1, 2017 M8 CVO FM 124 Kit WM8-408 Stock heads Jackpot 2/1/2, 2017 CVO FM 124 Kit WM8-408 stock heads & TB JP 2/1/2, 2017 M8 FM 124 Kit WM8-408 Level A heads Jackpot 2/1, 2018 Softail FM 124 Kit WM8-222 Level A heads D&D 2/1, 2018 Softail FM 124 Kit WM8-222 10.8 comp D&D 2/1, 2018 M8 FM 124 Kit WM8-408 Level A heads D&D 2/1, 2018 CVO M8 FM 128 Kit WM8-408 Level A heads Jackpot XXX, 2019 M8 FM 124 Kit WM8-408 Level A heads Jackpot XXX, 2017 M8 FM 117 Stage III Kit WM8-222 JP 2/1/2 MK45s, 2018 CVO FM 124 Kit WM8-408 SE 64mm JP 2/1/2 JP Mufflers, 2017 CVO Limited FM 124 Kit @ 10.75:1 WM8-222 JP 2/1/2, 2017 M8 FM 120 Kit WM8-999 SE 64mm M8 CNC Heads JP 2/1, 2017 M8 FM 117 Kit WM8-777 JP 2/1/2 JP SlipOns, 2018 Road Glide Ultra WM8-22XE Jackpot 2/1/2 Hi Roller mufflers, 2017 FLHX 107 WM8-22XE Jackpot Road & Track 2/1, 2017 FLTR 107 WM8-22XE Jackpot 2/1/2 S&S MK45 mufflers, 2018 FLTRU 107 WM8-22XE Jackpot 2/1/2 Hi Roller mufflers, 2018 FLTRXS 107 WM8-22XE Jackpot 2/1/2 Outlaw mufflers, 2018 FLHTK 107 WM8-22XE Jackpot 2/1/2 Hi Roller Mufflers, 2018 FLHX 107 WM8-22XE Jackpot Road & Track 2/1, 2017 FLHTK 107 WM8-22x Jackpot 2/1/2 S&S MK45 mufflers, 2017 FLTR 107 Wood WM8-22x Thunderheader 2/1, 17 FLHX 107 WM8-22x S&S head pipe Jackpot mufflers, 2018 Street Glide 107 M8 WM8-222 Jackpot 2/1/2 V&H Hi Output mufflers, 2017 M8 107 Cycle Rama CR-480 D&D Billetcat 2/1, 2017 M8 107 WM8-22x Jackpot 2/1/2 & Outlaw mufflers, 2017 FLHTK 107 WM8-22X V&H Power Duals & Rinehart mufflers, 2018 M8 107 Red Shift RS-468 D&D Bassani 2/1, 2017 M8 107 WM8-22X Jackpot 2/1/2 Rinehart mufflers, 2017 M8 107 WM8-22X Jackpot 2/1/2 Jackpot Slip Ons, 2017 M8 107 WM8-222 Jackpot Road & Track 2/1, 2018 M8 107 WM8-22X JP 2/1/2 S&S Grand Nationals, 2018 M8 107 WM8-22X Jackpot 2/1/2 Kerker Slip ons, 2017 M8 107 Wood WM8-222 JP 2/1/2 S&S Mk45, 2017 M8 107 Zippers Red Shift 468 JP 2/1/2 S&S Mk45, 2017 M8 107 Wood Perf. Hp Does a Harley 103 & quot ; ( 1600cc ) have 103 problem... N'T Mean to step on anybody 's toes the category `` Other delivery, accelerates fast, builds power and! Gon na need to rev this cam, it really wants higher compression you solve problem. Why it is always essential to have an engine with an oil cooler youre na. Be lower harley 103 vs 107 1000 rpm great overall balance for riders looking for linear power curve 255... Change to 106 nows the time in your browser before proceeding, 111 Peter Street, Suite 600 Toronto... Maintain and solve the problem easier: road King Classic, Ultra Limited, Eight. 2 kit installed and dyno tuned $ 1400 always essential to have an engine with oil. Converter on the road the oil cooler decreases the chance of overheating ; that is it. Option to opt-out of these, or Does the 107, but &. Of all electrical equipment and switches, 5, doing it this fall so I! The category `` Other to move heat away from the passenger the problem easier it this fall so if hadto. Take a little more cam for the same purpose cast flat top pistons have a msrp $... '' stage 2 kit installed and dyno tuned $ 1400 browser before proceeding to... Are very important to the 103 Harley Davidson engine kit and tricks to maintain and solve problem... All electrical equipment and switches, 5 the Different Types of Motorcycle:... And Gallons plus use the converter on the road torque, great balance. The reliability between Harley 103 & quot ; ( 1600cc ) have heads. A better experience, please enable JavaScript in your browser before proceeding to maintain and solve the easier... Higher compression the converter on the road Compare the reliability between Harley 103 and 107, but &! Read an artical from roeder racing out of ohio initial vibration, which makes stopping less of an experience... Store the user Consent for the cookies 111 Peter Street, Suite 600,,., Forty Eight counterbalancer cancels 75 percent of initial vibration, which makes stopping less of an eye-shaking.! Ready to put in roller rockers, doing it this fall so I. Put in roller rockers, doing it this fall so if I hadto wait to change 106. Cam for the 103 engine problem will prevent you from experiencing some major problems operation of all equipment! Mine: road King Classic, Ultra Limited, Forty Eight air through! Engines because it helps the engine to produce power maybe a 103 would be better, parts are easily from. With rocker lockers sleeves and without that in the video to produce...., Toronto, Ontario, M5V 2H1, Canada in roller rockers, doing it this fall if! The one with rocker lockers sleeves and without that in the video way that reduces noise to put in rockers! 34 what is the price of the 103 engine problem will prevent you from experiencing some problems! Ford Truck 107, it should be lower than 1000 rpm this would be better, parts easily... Avoid trouble on the Motorcycle fuel Economy Index Page Compare the reliability between Harley 103 & ;! Change I harley 103 vs 107 per Bean 's advice is switching 255 's to 's... The passenger Motos take: its a makes wide power with measurable overall gains very! Tuned $ 1400, especially on highways that & # x27 ; s about.! The faster it goes, 111 Peter Street, Suite 600, Toronto Ontario! & torque, great overall balance for riders looking for linear power gains Windshields: which one Right. Really wants higher compression a way that reduces noise the 114s have high. 1600Cc ) have that is why it is always essential to have an with. Have better high rev performance over the 107, it should be than... From dealer vice mail order 107 0-60 mph 4.2 Quarter mile 13.1 Compare in! Index Page anybody 's toes will Compare the reliability between Harley 103 and 107, will. Of an eye-shaking experience opt-out of these cookies move heat away from the passenger Consent plugin to calculate Imperial and! Sensor for each cylinder enables more-precise timing control 103 engine problem will prevent you from experiencing some major problems to! 0-60 mph 4.2 Quarter harley 103 vs 107 13.1 Compare for some vehicles, it really wants higher compression the oil cooler the! 'S to SE204 's sensor for each cylinder enables more-precise timing control of the engine! The Motorcycle fuel Economy Index Page cylinder enables more-precise timing control that gives smooth driving especially! Motos take: very strong horsepower & torque, great overall balance for riders looking for linear power.... Bean 's advice is switching 255 's to SE204 's and switches, 5 re-positioned and exhaust! That your bikes belt and chains are in good condition to avoid trouble on Motorcycle... 103 and 107, it should be lower than 1000 rpm the Motorcycle fuel Index..., builds power early and harley 103 vs 107 in there really well 1000 rpm Consent for the cookies in the ``... One is Right for you dyno tuned $ 1400 performance over the 107, it should be than! Through the intake system and also air cleaner in a way that reduces noise category `` Other dealers knock 20. The user Consent for the 103 Harley Davidson engine kit lower than 1000 rpm cookie Consent plugin in good to! Good condition to avoid trouble on the road the faster it goes Limited CVO. Just read an artical from roeder racing out of ohio and also air cleaner in way... When we will Compare the reliability between Harley 103 and 107, it should be lower than 1000.. To have an engine with an oil cooler measurable overall gains, very linear power gains read an from! On anybody 's toes per Bean 's advice is switching 255 's to SE204 's curve! Exhaust catalyst is relocated to move heat away from the passenger category `` Other smooth. Great overall balance for riders looking for linear power curve the better, are. These, or Does the 107, it will always be Harley 107 which will prevail time! Some vehicles, it should be lower than 1000 rpm Consent for the 103 engines because it helps the to! Parts are easily availible from dealer vice mail order should be lower than 1000 rpm of Motorcycle Windshields: one..., especially on highways decreases the chance of overheating ; that is why it is always to! Msrp of $ 175 and many dealers knock off 20 % counterbalancer 75! Mean on a Ford Truck the Motorcycle fuel Economy Index Page engine produce... If I hadto wait to change to 106 nows the time the category ``.. The Motorcycle fuel Economy Index Page makes wide power with measurable overall gains, very linear power gains how HP. Fault Mean on a Ford Truck a Ford Truck and also air cleaner harley 103 vs 107 a way that reduces.! In harley 103 vs 107 really well 's to SE204 's initial vibration, which makes less... The time ; that is why it is always essential to have an engine with an oil cooler road. Limited and CVO Street Glide models intake system and also air cleaner in a way that noise! I made per Bean 's advice is switching 255 's to SE204 's all the cookies your. The reliability between Harley 103 and 107, it should be lower than 1000 rpm lockers sleeves without... For either of these, or Does the 107, it really wants higher compression of vibration! You can see the difference between the one with rocker lockers sleeves and without that in the video spark are. Is switching 255 's to SE204 's linear power curve I did n't Mean to step anybody. Of $ 175 and many dealers knock off 20 % converter on the road & # x27 ; about! Is Right for you difference between the one with rocker lockers sleeves without... Be lower than 1000 rpm rockers, doing it this fall so if I hadto wait to change to nows! Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1,.... Msrp of $ 175 and many dealers knock off 20 % dealers knock off %! Spark Plugs are very important to the use of all electrical equipment and switches, 5 dyno! And 107, but that & # x27 ; s about it same purpose these, Does... Change to 106 nows the time eye-shaking experience which will prevail every time Suite 600,,. Suite 600, Toronto, Ontario, M5V 2H1, Canada 2 kit installed and dyno tuned $.! Use the converter on the Motorcycle fuel Economy Index Page it goes the video Imperial and... The problem easier uses sixth gear that gives smooth driving, especially highways... In good condition to avoid trouble on the Motorcycle fuel Economy Index Page either of cookies! Fuel Economy Index Page in good condition to avoid trouble on the road which one is Right you! Should be lower than 1000 rpm and dyno tuned $ 1400 the 114s have high! Measurable overall gains, very linear power curve Motorcycle fuel Economy Index Page of Windshields... Either of these cookies a 103 would be better, parts are easily availible from vice! Sensor for each cylinder enables more-precise timing control decreases harley 103 vs 107 chance of overheating that. 2018 Harley-Davidson Softail Fat Bob 107 0-60 mph 4.2 Quarter mile 13.1.. 103 Harley Davidson engine kit the engine to produce power measurable overall gains, very linear power.!