Slot drive Elgin cam, specially developed with more exhaust lift and duration for engines 1300cc or larger. Duration is 265 degree intake, 278 degree exhaust. Lift at cam = .265 intake, .293 exhaust. With 1.25 rockers this equates to .331 intake lift and .366 exhaust lift at the valve. Lobe center 108 degrees.
Developed and ground in California by Elgin Cams.