Allows the engine to produce full power up to the user set rev limit with complete engine protection against over-revving. For all single coil contact breaker or electronic switched ignitions up to 12 cylinders.

Range:

4 cyl   4,500 - 18,000 RPM

6 cyl   3,000 - 12,000 RPM

8 cyl   2,250 - 9,000 RPM

12 cyl 1,500 - 6,000 RPM