S&S CYCLE CAM 509 CHN 99-06 330-0016

Great Low and Mid-Range Torque, Strongest from 1000-4500 rpm, Bolt-in cams for 88 cid engines with stock compression ratios, 180 psi cranking compression; No Need for Compression Releases, Lower Lift Allows Them to Be Bolted Into Stock 96 "-106" '06 Engines with Stock Valve Springs, Cams for '00 -'06 Twin Cam Are For Use With Stock Splined Drive Gears; For installation on '99 Twin Cam Motors You Must Purchase Spined Outer Drive Socket; S&S recommends that Andrews 4340 Steel Drive Sprocket to Be Used., Made in the USA, Install Must Check Coil Bind, Valve to Valve Clearance and Valve to Piston Clearance., EU: 12.41 Bar cranking compression; No Need for Compression Release