ALL ENGINE

Vented Dipstick Rebuild Kit Includes replacement K&N filter element, rubber umbrella flapper valve, filter element, set screw, 545™ Loctite an...

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 Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine still in frame Cast Ductile Iron Slee...

Features Bolt-on without requiring machining of the crankcase Original engine serial numbers are retained MLS (multi-layered steel) head gaskets R...

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 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 Designed to add even more torque to your big bore M8, for those that keep the revs below 6000 rpm when combined with 124" and larger big ...

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

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

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 Broad tip cams for baggers with stock motors; max torque at low and mid rpm ranges Manufactured with the help of a computer with cam desi...

Features Includes all gaskets, bearings and hardware necessary to install gear-driven cams Made in the U.S.A. Note: For 2006 Dyna Glide and all ...

 Darkhorse Man O' War Milwaukee 8®  Stroker Crankshaft * ALL ORDERS WILL  BE DELIVERED WITH A SIGNATURE REQUIRED BY AN ADULT Man O-War Crankshaft A...

Darkhorse Motor Company® leaders in the industry of Harley-Davidson® performance & purpose built crankshafts & crankcase assemblies know th...

Darkhorse Man O' War Flywheel Twin Cam 07-later 120R w/Carrillo Conn Rods   **** ALL ORDERS WILL  BE DELIVERED WITH A SIGNATURE REQUIRED BY AN ADUL...

Darkhorse Motor Company® leaders in the industry of Harley-Davidson® performance & purpose built crankshafts & crankcase assemblies know th...

ARP Bolt Kits for Harley-Davidson M8 Models – Stainless & Black Finishes Upgrade your Harley-Davidson Milwaukee-Eight engine with premium ARP B...

Darkhorse Motor Company® leaders in the industry of Harley-Davidson® performance & purpose built crankshafts & crankcase assemblies know th...

Darkhorse Universal TIR Toolkit DH-ROT-K  Pat. Pending May 2024 As leaders in the industry of Harley-Davidson performance & purpose built...

Darkhorse Motor Company – Sprocket Shaft Spacers Upgrade your drivetrain with precision-engineered Sprocket Shaft Spacers from Darkhorse Motor Comp...

Harley Engine Bolt Cover Kit ARP Bolt Kits for Harley-Davidson Twin Cam Models – Stainless & Black Finishes Upgrade your Harley-Davidson Milwau...

Darkhorse Points Cover - Milwaukee 8 POINTS COVER FOR M8 MODELS. GLOSS BLACK DARKHORSE MOTOR COMPANY LOGO.