Engine

S&S now offfers the camchest kit without a cam so you can add a cam of your choice! Get the proven performance of the S&S cam chest kit while maintaining the freedom to use any cam you like for your M8 with this kit! Fits: 2017-2023 Harley M8...

Carbon Fiber heat deflectors from Slyfox. Fits: 2009-2023 Harley Touring FLT/ FLHT/ FLHX/ FLHR/ FLTR Models 3 K twill weave Carbon Fiber Hardware included Fitment 2023 Harley-Davidson Electra Glide Highway King...

Replace the factory plastic pieces with some GOLD CNC machined ones from Star Racing. Fits: 2017-2023 Harley M8 Models Billet aluminum construction Must have for any cam over .500 lift MAchined deeper for the highest lift cams Includes gaskets and...

Star Racing has brought their knowledge and experience over to the Harley world to bring you some serious cams. Designed for maximum performance in the 3000-7000RPM range. .627 Lift. Experienced installer needs to check spring capabilities, coil bind,...

Stronger than stock and required for engine upgrades, Built to last. Fits: 2017-2023 Harley M8 Models Studs 8 studs with rounded thread roots, rather than flat, improving fatigue strength 4140 Chrome Moly studs, oil quenched and tempered to 39-44...

The biggest Big Bore kit just got even bigger! Works with stock crankcases and original engine serial numbers are retained NOTE: Requires 4 5/8" Stroker Crank (part # 320-0605) Fits: 2017-2023 M8 Models Bolt-on without requiring machining of the...

High performance builds require a high performance base. S&S M8 Crankcases are now available. Fits: 2017-2023 Harley M& Touring models Stock deck height Large volume sump Fits stock touring frame Designed to accept larger bores Accepts...

Race Series is the bomb.com. Get it here at Get Lowered Cycles. Fits: 2017-2023 Harley M8 Models Increase oil pressure, oil volume, engine oil flow and return oil scavenging Quieter and smoother engine operation 15-25 degree cooler engine...

Turn your stock 114/117" into a monster with S&S 132" Big Bore Power Package for Harley M8 motors. Kit is designed to fit Chain Drive / Oil Cooled Milwaukee Eight models Only. This is S&S's largest big bore cylinders (4.32") with matched cam/cam...

Turn your stock 114/117" into a monster with S&S 132" Big Bore Power Package for Harley M8 motors. Kit is designed to fit Gear Drive / Oil Cooled Milwaukee Eight models Only. This is S&S's largest big bore cylinders (4.32") with matched cam/cam...

Turn your stock 114/117" into a monster with S&S 132" Big Bore Power Package for Harley M8 motors. Kit is designed to fit Chain Drive / Water Cooled Milwaukee Eight models Only. This is S&S's largest big bore cylinders (4.32") with matched...

Turn your stock 114/117" into a monster with S&S 132" Big Bore Power Package for Harley M8 motors. Kit is designed to fit Gear Drive / Water Cooled Milwaukee Eight models Only. This is S&S's largest big bore cylinders (4.32") with matched cam/cam...

Turn your stock 107" into a monster of a 129" with S&S Power Package for Harley M8 motors. Kit is designed to fit Gear Drive / Oil Cooled Milwaukee Eight models Only. Choose Cylinder finish and pushrod tubes. Requires S&S Cycle Head Bolts for M8,...

NEW S&S Piston Cooling Jet kit is designed specifically for M8 engines. Milled from Billet Aluminum 6061-T6, this revised uniform dual jet design allows for more effective cooling. Includes all needed gaskets and hardware. Fits: Harley M8...

Feuling's new Short-travel revolutionary design with .115” of total travel vs. a full travel lifter with .200” will increase rpm by decreasing valve float and valve-train harmonics while maintaining a quiet engine. Made in the USA...

Turn your stock 107" into a monster of a 129" with S&S Power Package for Harley M8 motors. Kit is designed to fit Chain Drive / Oil Cooled Milwaukee Eight models Only. Choose Cylinder finish and pushrod tubes. Requires S&S Cycle Head Bolts for...

S&S  TC3 Oil Pump & Cam Support Plate Kit for Harley Twin Cam and 2006 Dynas. This kit is precision CNC machined forged aluminum to give increased structural strength and dimensional stability. Made in the USA Fits: 2007-17 Twin Cam and...

Cycle-Rama 512 Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Drop-in cam for Harley’s 131ci. Great horsepower, massive mid-range torque.

Cycle-Rama CR480MT Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Developed for Milwaukee-Eight engines Bolt-in design, utilizing stock springs Power between 2000-5000rpm Loads of Low Range Torque  

Cycle-Rama 540 Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Developed for Milwaukee-Eight engines High output cam for big bore M8 engines with headwork, requires hi-lift stock springs Provide excellent low and mid-range performance...

Cycle-Rama 485 Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Developed for Milwaukee-Eight engines Bolt-in design, utilizing stock springs Power range between 2,800 to 7000 Largest Allowable Lift With Stock Valve Springs Broad Power...

Cycle-Rama 470 Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Developed for Milwaukee-Eight engines Bolt-in design, utilizing stock springs Great Power range between 2,800 to 5,800 Great torque in the mid range with good top end power...

Cycle-Rama 483 Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Developed for Milwaukee-Eight engines Bolt-in design, utilizing stock springs Makes power 2000-5500rpm  

Andrews 485 Cam for Harley M8 models. Fits: 2017-2023 Harley M8 Models Bolt-in cam for stock valve springs   Fitment YearMakeModel 2017 - 2020 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE 2018 -...

Cometic Derby Cover Gasket for 2007-2018 Harley and 2006 Dyna Glide Models. Replaces OEM#25416-99C Fits: 1999-2017 Harley Twin Cam Models Replacement Derby Cover OEM# 25416-99C Sold Individually Made in the U.S.A...

James Derby Cover Gasket for 2007-2018 Harley and 2006 Dyna Glide Models. Replaces OEM#25416-99X Fits: 2006 Dyna Glide and all 2007-18 applications (except 2016-18 Dressers, 15 FLHTCUL/​FLHTKL, 18 FLSB) Replacement Derby Cover OEM# 25416-99X Cover...

S&S Cam Install kit includes everything you need to service or change cams in your 2007-2017 Harley Twin Cam or 2006 Dyna. Fits: 2007-2017 Harley Twin Cam or 2006 Dyna Kits include all required parts needed when servicing or changing cams in your...

S&S Chain Tensioner designed to be used on stock 2007-17 Twin Cam engines or 99-06 Twin Cam engines with a hydraulic upgrade cam plate like the S&S TC3 bodies machined from 6061 aluminum. Larger diameter piston and tighter tolerance fit of the...