Feuling Endurance Valve Spring kits Fitment:EVO / Twin Cam Big Twin 84-04 / XL 86-03 / Buell 95-02 Correct style driver/socket for the

Correct style driver/socket for the compensating sprocket retaining fastener

No Tuning Required Kits include all required bearings

Reverse battery and spike protection are also built-in

Indexing letters on movable anvil and body ensures correct tool configuration

it is not compatible

Feuling Endurance Valve Spring kits Fitment:EVO / Twin Cam Big Twin 84-04 / XL 86-03 / Buell 95-02 Correct style driver/socket for theFEULING ENDURANCE BEEHIVE valve springs are a direct bolt in replacement up to 650 lift (Twin cam Evo XL) and 565 lift (M8) camshafts no spring seat machining required. Machined from a premium grade Hi tensile chrome silicon single conical ovate wire, shot peened with a specially processed thermal heat treat and super NexTex finish to give these valve springs the needed fatigue life to exceed the high demands of V Twin engines from stock to