The Twin Power™ Premium M8 Compensator Kit has been re-engineered for better performance and reliability, while handling increased torque and horsepower. Kit includes a...
Twin Power™ coils are the high-quality direct fit with at least 20% more voltage than stock. Constructed from durable high-quality, molded-epoxy, in a late...
Advanced lubrication and protection from Twin Power™. This fully synthetic-based oil provides higher film strength, better low-temperature performance, superior wear protection and exceptional performance...
Twin Power™ chrome starter or horn switch serves as a premium OEM replacement for H-D 71800-26TA, restoring authentic controls for 1936-1954 FL Big Twins,...
Twin Power™ kickstart components restore reliable starting power for 1936-1984 4-speed Big Twin Harley-Davidsons with precision OEM replacementsThis Part Fits: Year Make Model Submodel...
Twin Power™ kickstart components restore reliable starting power for 1936-1984 4-speed Big Twin Harley-Davidsons with precision OEM replacementsThis Part Fits: Year Make Model Submodel...
Twin Power™ kickstart components restore reliable starting power for 1936-1984 4-speed Big Twin Harley-Davidsons with precision OEM replacementsThis Part Fits: Year Make Model Submodel...
Twin Power™ kickstart components restore reliable starting power for 1936-1984 4-speed Big Twin Harley-Davidsons with precision OEM replacementsThis Part Fits: Year Make Model Submodel...
Twin Power 36-86 Big Twin 4 Speed Mainshaft Bearing Replaces H-D 9020This Part Fits: Year Make Model Submodel 1937-1947 Harley-Davidson E Base 1937-1947 Harley-Davidson...
These high-quality replacement primary chains from Twin Power™ are superior to the O.E.M. parts. Our premium quality endless chains offer you precision-ground side plates...
Best SellersEngine ComponentsGasket KitsNew Products
Twin Power™ transmission side cover gaskets seal the side cover to the transmission case on various Big Twin models, helping prevent gear lube leaks...
Twin Power™ 3-stud clutch hub assembly restores smooth clutch engagement and power transfer for 41-E84 Big Twin models, replacing H-D 37550-41B with precision engineering...
Twin Power™ 5-stud clutch hub assembly delivers superior clutch basket connection for 41-E84 Big Twin models, replacing H-D 37550-41B with durable materials for consistent...
Polished cast aluminum releasing disc fits all stud-type Big Twin clutches. These premium Releasing Discs are made from precision-machined and polished die-cast aluminum. Threaded-steel...
Twin Power™ O-ring and seal kits provide precision OEM replacements for Harley-Davidson engines, transmissions, and primaries, ensuring leak-free performance in convenient multi-packs.This Part Fits:...
Converts rear belt to chain drive and increases tire clearance. The Conversion Sprocket from Twin Power™ converts the front pulley to an offset sprocket...
Supports the left side of the mainshaft to help maintain proper alignment and smooth shiftingThis Part Fits: Year Make Model Submodel 1952-1954 Harley-Davidson K...
Twin Power™ Drive Chain for American V-Twins. High-tensile steel, solid rollers and oversize pins ensure longer life and higher strength. The 530 Heavy-Duty is...
Twin Power™ splined shaft engine sprockets for early Big Twins deliver a solid, dependable connection at the crank, replacing worn stock units to restore...
Air Intake ComponentsAir Intake SystemsNew Products
The Twin Power® 55mm Aluminum High-Flow Intake Manifold replaces the stock plastic unit with a durable, cast aluminum design that improves airflow, throttle response,...
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