Camshaft Kit - Easy Start - HP103 Chain Drive - Twin Cam '07-'17 | Dyna '06

Allows for easy start by initially reducing crank compression, but once the engine starts and rpm increases, the compression release lobe is centrifugally retracted and the engine runs normally, with full compression, and without any loss in performance Designed as bolt-in cams for 103" engine with stock 9.7:1 compression ratio up to 10.5:1 compression ratio Power in the high rpm range, 3000 rpm - 6000 rpm Includes camshafts, gearcover gasket, bearings, retaining ring, o-ring, threat lock and instructions Made in the USA