"Revolution XR1" Roller cam Our latest design roller profile for use with newer high flow turbos. Specs: Intake 206 @ .050 .516 lift Exhaust 210 @ .050 .516 lift 110 L/S (installs at 110) (lift with stock rockers) Best stock replacment cam with 2800+ converter perfect idle and great drivability. Best street roller for driver that wants good manners