Product Information
S&S .640 inch lift cam is used in S&S T124 engines, this cam is designed to make horsepower. Intended for engines of 95 CID or more with compression ratios between 10.5:1 and 11.5:1. 3000-6000 rpm. Cam kit includes inner gears as well as an outer cam drive gear kit and fits 2006-Up Harley-Davidson big twin and 2006 Dyna Improves valve timing accuracy by eliminating timing chain lash Easy Start Cams allow stock starter to start any engine No tensioner shoes to wear out or fail Intake Opening (degrees): 25 Intake Closing (degrees): 60 Exhaust Opening (degrees): 65 Exhaust Closing (degrees): 25 Intake Duration (degrees): 265 Exhaust Duration (degrees): 270 Intake Lift (in): .640 Exhaust Lift (in): .640 Intake Lift at TDC (in): .228 Exhaust Lift at TDC (in): .214
