307 SERIES All Out Racing camshaft for serious motors and big tracks.

Approx .307 lift and 260 duration. This cam was 6 month in development. Special Ramp Designed for Honda GX200s running 12 to 1 or higher compressions using Race Gas or Methanol. Use with Dual springs and 1.2 rockers. This is the cam for 20+ HP motors. 9,000 RPM. 12.0 to 1 compression or more. Dual Springs Required

.307 lift, 108 ICL, 107LS

Note: Use of rockers longer than 1.2 with dual springs, may result in retainer to guide interference.
Note: Block or crankshaft may require clearancing to clear camshaft lobes