Andrews A2 Cam for Big Twins for Harley Davidson 1970-E77 Shovelhead engines

Andrews Products Grinds Its Cams With the Help of a Computer With Cam Design Capabilities. This Superior Technology Gives the Utmost in Both Performance and Reliability. Only the Best Alloy Steel Billets and Heat-Treating Processes Are Utilized. Furthermore, the Power in Harleys Twin Cam Engine Can Be Made Even More Convincing When Superior Andrews Computer-Designed High-Performance Cams Are Installed.A2 CAMSCams Bolt Into Engines With No Head WorkMore Mid-Range and High-End Power; Idle UnaffectedDesigned to Fit 1970-1977 Harley Davidson Shovelhead ModelsMade in the USASold IndividuallyINTAKEOpen (In Degrees): 19Close (In Degrees): 43Duration at .053 (In Degrees): 242Duration at .020 (In Degrees): 280Valve Lift: .450Lift at TDC: .156EXHAUSTOpen (In Degrees): 50Close (In Degrees): 18Duration at .053 (In Degrees): 248Duration at .020 (In Degrees): 290Valve Lift: .450Lift at TDC: .142NOTE: It Is the Installer's Responsibility to Check Coil Bind and All ClearancesNOTE: The Image Displayed Is Representative of Andrews Cams, but May Vary Depending on Your Specific Model.

• Cams bolt into 1966-84 (except 80-81) Big Twin engines with no head work; on 1980-81 engines the height of the stock H-D valve guides restricts spring travel (and cam lift) to .430in. or less