ALL ENGINE

Features Precision CNC machined forged aluminum Increased structural strength Dimensional stability Freedom for internal porosity Separate scaveng...

Features Hand assembled to exacting tolerances and designed for quiet operation and rapid pump up Reduced valve train noise from start up to shut ...

Features Designed for 88" to 107" engines with compression ratios from 10.0:0 to 10.5:1 and 100" and 107" engines with compression ratios 9.7:1 to...

Features Oil Pump/Cam Plate: Precision machined from billet aluminum Passage plugs are removable for servicing Independent scavenge sections for f...

Features Unique S&S design dual-spring kit reduces the risk of valve float Suitable for high performance applications For valve lift to 0.585"...

Features For use in stock 07-17 Twin Cam engines or 99-06 Twin Cam engines with a hydraulic upgrade cam plate like the S&S TC3bodies machined ...

Features For use in stock 07-17 Twin Cam engines or 99-06 Twin Cam engines with a hydraulic upgrade cam plate like the S&S TC3bodies machined ...

Features Milled from Billet Aluminum 6061-T6 Revised spray locations for more effective cooling Dual Spray technology evenly cools both intake and...

Race Series® Oil System Kit - Twin Cam FEULING® OE+ stock replacement billet oil pumps deliver increased oil pressure and return scavenge volumes ...

Hydraulic Tensioner - Inner/Outer - Chain Drive & Conversion Camplate - Twin Cam Stock replacement hydraulic cam chain tensioners Tensioner ho...

Hydraulic Tensioner Kit - OE Style Cams - Without Cam Position Sensor - Twin Cam '01-'06 This kit is designed for installing or replacing hydrauli...

Adjustable Pushrods - HP+ Series® - Twin Cam Maintains maximum valve lift Increased stiffness and column rigidity maximizing valve-train stability...

Rocker Box Breather Kit - Twin Cam Includes billet breather housings, gaskets, breather filter elements, umbrella valves and ARP® hardware Machin...

Race Series® Oil System Performance Pack - Twin Cam Combine all the needed components to finish your T/C® engine's oiling system Kit increases oil...

Cam Chain Drive Conversion Kit - Twin Cam Chain drive conversion kit for '99-'06 Twin Cam with gear driven cams except '06 dyna Made in the USA N...

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

Fastener Kit - Rocker Cover - 12-Point / Dress-Up - Twin Cam Feature precision rolled threads for optimum engagement, to prevent galling and promo...

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,...

Left-side crankcase main Timken bearing set. OEM replacement for 1984–2002 Big Twins and for Timken bearing conversions. Manufactured to OEM specif...

Man O' War crankshaft assembly for 2000–2006 Twin Cam B (counterbalanced Softail) engines, with Darkhorse Premium connecting rods. Choose your stro...

Man O' War crankshaft assembly for 1999–2006 Twin Cam A engines, with Darkhorse Premium connecting rods. Does not fit 2006 Dyna models. Choose your...

Man O' War crankshaft assembly for 2007–2016 Twin Cam B (counterbalanced Softail) engines, with Darkhorse Premium connecting rods. Choose your stro...

Man O' War crankshaft assembly for 2007–2016 Twin Cam A (rubber-mount: Touring and Dyna) engines, with Darkhorse Premium connecting rods. Choose yo...