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 96 CID or more with compression ratios between 10.5:1 and 11.5:1. 3000-6000 rpm.
This 640CE Chain Drive Easy Start cam is designed to increase performance at an affordable price and Easy Start Cams allow stock starter to start any engine. Because this kit reuses many of the stock parts it is very economical.
Kit includes cams, gearcover gasket, cam bearings, and instructions.
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