Engine

1250CC Conversion kit from S&S for Harley Sportster models. Fits: 1986-2021 Harley Sportster XL (Except 21 Sportster S/RH1250S) Forged pistons - coated piston skirts with measurement window and S&S logo Forged pistons have larger than stock...

1250CC Conversion kit from S&S for Harley Sportster models. Fits: 1986-2021 Harley Sportster XL (Except 21 Sportster S/RH1250S) Forged pistons - coated piston skirts with measurement window and S&S logo Forged pistons have larger than stock...

From Star Racing we are now offering their line of cams for M8 models. Famous in the Drag racing community for over four decades. Fits: 2017-2021 Harley M8 Models Biggest Cam for stock M8 1700 to 5500 RPM Range .485 Lift, Intake Closes at 25 ABDC Good...

The Red Shift Cams® RS472 for the Milwaukee-Eight®, is a bolt-in grind for 114, 117 & larger Hot Rod Milwaukee-Eight® engines. The prime power range starts a bit later than the early torque RS468. If you like to stay in the throttle until...

OEM replacement cam cover for 2017-2021 Harley M8 models. Replaces OEM# 25700367. Matte Black finish Fits: 2017-2021 Harley M8 models, Repl. OEM#25700367 Die-cast aluminum construction Accepts OEM-style time covers Gasket included Matte Black...

OEM replacement cam cover for 2017-2021 Harley M8 models. Replaces OEM# 25700367 Fits: 2017-2021 Harley M8 models, Repl. OEM#25700367 Die-cast aluminum construction Accepts OEM-style time covers Gasket included Uses OEM hardware Fitment 2021...

Match the Performance Machine Vision products with their Hydraulic Clutch Actuator cover. Black Ops finish. Does require a master cylinder with an 11/16" bore and custom hydraulic lines. Fits: 2014-2020 Harley Touring models Aluminum lens bezel...

Match the Performance Machine Vision products with their Hydralic Clutch Actuator cover. Contrast Cut finish. Does require a master cylinder with an 11/16" bore and custom hydraulic lines. Fits: 2014-2020 Harley Touring models Aluminum lens bezel...

Match the Performance Machine Vision products with their Hydralic Clutch Actuator cover. Chrome finish. Does require a master cylinder with an 11/16" bore and custom hydraulic lines. Fits: 2014-2020 Harley Touring models Aluminum lens bezel eliminates...

New Vision style Derby Cover from Performance Machine allows you to view the internals of your bike. Black Ops finish, Includes new gasket and hardware. Fits: 2016-2021 Harley Touring and 2015 FLHTCUL/FLHTKL models Direct replacements for stock derby...

New Vision style Derby Cover from Performance Machine allows you to view the internals of your bike. Contrast Cut finish, Includes new gasket and hardware. Fits: 2016-2021 Harley Touring and 2015 FLHTCUL/FLHTKL models Direct replacements for stock derby...

New Vision style Derby Cover from Performance Machine allows you to view the internals of your bike. Chrome finish, Includes new gasket and hardware. Fits: 2016-2021 Harley Touring and 2015 FLHTCUL/FLHTKL models Direct replacements for stock derby...

New Vision style Cam Cover from Performance Machine allows you to view the internals of your bike. Add the Black Ops finish to your bike. Includes new gasket and hardware. Fits: 2017-2021 Harley M8 models Direct replacement for stock cover Machined...

New Vision style Cam Cover from Performance Machine allows you to view the internals of your bike. Add the Contrast Cut finish to your bike. Includes new gasket and hardware. Fits: 2017-2021 Harley M8 models Direct replacement for stock cover Machined...

New Vision style Cam Cover from Performance Machine allows you to view the internals of your bike. Add the chrome finish to your bike. Includes new gasket and hardware. Fits: 2018-2020 Harley M8 models Direct replacement for stock cover Machined...

The factory oil control valve on all oil cooled M8 engines regulates the amount of oil flowing to the oil cooler/heads. The stock assembly includes a check ball retainer that is formed steel. Over time, this retainer can fatigue and break, causing chips...

Upgrade your entire camchest in one easy to order kit from S&S. This kit includes the 465 cam. Fits Chain drive Oil-Cooled applications only. Kit includes chrome pushrod tubes. Fits: 2017-2020 Harley Oil-Cooled M-Eight Models Oil Pump/Cam Plate ...

Upgrade your entire camchest in one easy to order kit from S&S. This kit includes the 475 cam. Fits Chain drive Oil-Cooled applications only. Kit includes chrome pushrod tubes. Fits: 2017-2020 Harley Oil-Cooled M-Eight Models Oil Pump/Cam Plate ...

Big lift cams can open up the high rpm potential of the M8 powerplant, but they can also cause their own issues due to the extra stresses and stock valvetrain geometry. Excessive valve thrust and valvetrain wear drove S&S engineers to design...

Building your M8 for big power? We've got the parts you need to bulletproof the top end of your valvetrain in one convenient kit! S&S performance parts are direct replacement for OEM pieces, but are stronger and more durable, giving your M8 the...

Turn your stock 114"/117" into a monster of a 128". For Oil Cooled Milwaukee Eight models Only. Wrinkle Black Non-Highlighted fins with chrome pushrod tubes. Chain Drive. Fits: Harley M8 Models (Oil Cooled) Big Bore Kit: 114" to 128" Big Bore Kit...

Turn your stock 107" into a monster of a 124". For Oil Cooled Milwaukee Eight models Only. Highlighted fins with chrome pushrod tubes. Chain drive. Fits: Harley M8 Models (Oil Cooled) Big Bore Kit: 107" to 124" Big Bore Kit Winkle Black Finish with...

Turn your stock 114"/117" into a monster of a 128". For Oil Cooled Milwaukee Eight models Only. Wrinkle Black Highlighted fins with chrome pushrod tubes. Chain Drive. Fits: Harley M8 Models (Oil Cooled) Big Bore Kit: 114" to 128" Big Bore Kit for...

Upgrade your entire camchest in one easy to order kit from S&S. Kit includes a 465 cam. Chain drive with gloss black pushrod tubes for Oil-Cooled applications. Fits: 2017-2020 Harley Oil-Cooled M-Eight Models Precision Machined from Billet...

Replace your worn out transmission Top cover with an OEM replacement from Drag Specialties. Black finish replaces OEM #s 34468-98, 34464-98, 34541-00, 34549-01 Fits: 1998-06 Harley Touring FLHT/ FLHR/ FLTR models Beautifully complements other flat...

S&S has been building big bore kits since the 60s and has it down to an absolute science. Their latest efforts are aimed at the Milwaukee Eight® platform (2017 and newer big twins) and open up a whole new level of performance for these engines...

S&S has been building big bore kits since the 60s and has it down to an absolute science. Their latest efforts are aimed at the Milwaukee Eight® platform (2017 and newer big twins) and open up a whole new level of performance for these engines...

The flywheels are the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, the new cranks for the Milwaukee-Eight® platform are the...

The flywheels are the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, the new cranks for the Milwaukee-Eight® platform are the...

S&S has been building big bore kits since the 60s and has it down to an absolute science. Their latest efforts are aimed at the Milwaukee Eight® platform (2017 and newer big twins) and open up a whole new level of performance for these engines...

Direct heat away from your legs to make the ride more comfortable with Kuryakyn's Saddle Shields. Designed to fit 1999-2017 Harley Dyna models. Fits: 1999-2017 Harley Dyna Models Frame‑mounted polycarbonate shields help beat engine heat Dissipate and...

Direct heat away from your legs to make the ride more comfortable with Kuryakyn's Saddle Shields. Designed to fit 2000-2017 Harley Softail models. Fits: 2000-2017 Harley Softail Models Frame‑mounted polycarbonate shields help beat engine heat Dissipate...

Direct heat away from your legs to make the ride more comfortable with Kuryakyn's Saddle Shields. Designed to fit 2008 Harley Touring models. Fits: 1997-2007 Harley Touring FLT/ FLHT/ FLHX/ FLHR/ FLTR Models Frame‑mounted polycarbonate shields help beat...

Direct heat away from your legs to make the ride more comfortable with Kuryakyn's Saddle Shields. Designed to fit 2008 Harley Touring models. Fits: 2008 Harley Touring Models Frame‑mounted polycarbonate shields help beat engine heat Dissipate and...

Direct heat away from your legs to make the ride more comfortable with Kuryakyn's Saddle Shields. Designed to fit 2009-16 Touring models. Fits: 2009-16 Harley Touring FLHT/ FLHR/ FLTR/ FLHX models Frame‑mounted polycarbonate shields help beat engine...

Add a custom finish to your Bagger and fill the gap between the wheel and front fender. Designed to fit with Raked front ends. Includes all necessary hardware. Fits: 1998-2008 Harley Touring FLHT/ FLHX/ FLHR Models Hand-laid fiberglass construction with...

Add a custom finish to your Bagger and fill the gap between the wheel and front fender. Designed to fit with Raked front ends. Includes all necessary hardware. Fits: 2009-2013 Harley Touring FLHT/ FLHX/ FLHR Models Hand-laid fiberglass construction with...

Add a custom finish to your Bagger and fill the gap between the wheel and front fender. Designed to fit with Raked front ends. Includes all necessary hardware. Fits: 2014-2016 Harley Touring FLHT/ FLHX/ FLHR Models Hand-laid fiberglass construction with...

Add a custom finish to your Bagger and fill the gap between the wheel and front fender. Designed to fit models with stock rake. Includes all necessary hardware. Fits: 1998-2008 Harley Touring FLT/ FLHT/ FLHR/ FLTR/ FLHX Models Hand-laid fiberglass...

Add a custom finish to your Bagger and fill the gap between the wheel and front fender. Stock Rake fits with factory stock oil cooler. Includes all necessary hardware. Fits: 2009-2013 Harley Touring FLHT/ FLHR/ FLTR/ FLHX Models Hand-laid fiberglass...