Bolt-in. Higher valve lift and more duration means power from 2000–6000 RPM, stock or modified enginesNote: The compression release, compression release spring, compression release pivot pin, and the compression release pin set screw must be re-used from the old cams and installed in the Andrews camshafts which requires grinding the backside of the pin. Fits: > 14-19 Indians (excl. Scouts)
Requires high-lift valve springs. More lift and duration yields extra HP and torque in the 2200–6500 RPM rangeNote: The compression release, compression release spring, compression release pivot pin, and the compression release pin set screw must be re-used from the old cams and installed in the Andrews camshafts which requires grinding the backside of the pin. Fits: > 14-19 Indians (excl. Scouts)