ENGINE

Features Crafted from premium-grade 6061 aluminum and finished with a sleek black anodized coating Eliminates worry about cracks and leaks from th...

Features Crafted from premium-grade 6061 aluminum and finished with a sleek black anodized coating Eliminates worry about cracks and leaks from th...

Features Designed for 107"/114" motors, compatible with all stock valve train components Kit includes all required bearings, o-rings, and hardware...

Features 6061 billet aluminum head breathers replace the OEM plastic parts Dual O-ring for a better seal in the head Unique Labyrinth design to re...

Camshaft - Chain Drive - Reaper® 525 Series - Twin Cam Designed to increase torque band width and increase fuel economy Great bolt-in camshaft upg...

Camchest Kit - HP+® - 574 Series - Chain Drive - Twin Cam All necessary components from top-to-bottom of the camchest Provide maximum reliability,...

Features Cylinder and piston kits contain S&S 3-1/2" bore (80") cylinders and forged pistons, rings, wrist pins, and head and base gaskets The...

Features Manifold has a full 55 mm diameter intake opening for more airflow Lets your engine breathe better - a must-have upgrade for 124” and lar...

Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined f...

Features All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined f...

Features Made in the USA Oil Pump/Cam Plate: Precision machined from billet aluminum Blue anodized finish Passage plugs removable for servicing ...

Features Reduce or even eliminate the oil coming from the head breathers on your M8 Machined from Billet Aluminum with a Boyesen one-way reed valv...

Features Oil line kit for S&S crankcase installation in '07-'16 Touring models Required to connect Super Stock crankcase to S&S oil pan In...

Features Superior quality OE replacement bearings Made in the U.S.A. Replacement Part for OEM Number(s) 9215 Specs Product Name Bearing Ty...

Lane Splitter Helmet Gen 2 Shield - Chrome Mirror Fits all Lane Splitter models Injection-molded scratch- and impact-resistant polycarbonate therm...

Reaper Camshaft - 580 Series - Buell / XL (except RH Sportster) Designed for riders who want more horsepower and the powerband higher in the RPM r...

Reaper® 518 Camshaft - Evolution Direct bolt-in replacement for EVO engines Can be used with stock valve springs, pushrods and lifters Will respon...

Camshaft - Reaper® EVO 543 Series - Evolution Big Twin '84-'99 Offers more power than the 525 cams without sacrificing low end torque Extremely sm...

Camshaft - Reaper - 405 Series - Chain Drive - M8 Produces a wide powerband that increases torque and horsepower throughout the entire rpm range D...

Camshaft  - Reaper - 465 Series - M8 Produces solid bottom-end performance and substantial gains above 2800 RPM compared to the stock cams Direct ...

Camchest Kit - HP+® Series - Reaper 465 - Oil Cooled - M8 Quieter and smoother engine operation Increases oil pressure, scavenge volume and engine...

Camchest - Race Series® - Reaper 465 - Oil Cooled - M8 Quieter and smoother engine operation Increases oil pressure, scavenge volume and engine oi...

Camshaft - Reaper - 521 Series - Chain Drive - M8 Aggressive pulling power with a “nasty” sound, the Reaper 521 grind will shine in 114” and large...