CAMS 635 CHAIN 07-17

High lift camshaft for modified engines with 106" or greater displacement and compression ratios between 10.0:1 to 11.0:1 Works with stock, unported heads, but S&S CNC ported heads are recommended Best power from 3000-600 rpm This is not a bolt in camshaft kit Installer must check coil bind, valve to valve clearance and valve to piston clearance. Made in the USA Kit includes camshafts, bearings, gearcover gasket, retaining ring, o-ring, thread lock and instructions