Oldsmobile/Pontiac 1965-1981 V8 (Except 301) - 4.4:1 Gear ReductionOur DynaForce Starter is designed to crank over the highest compression engines on a hot day in Death Valley. Not that too many race cars are sitting in Death Valley, but it's good to know that you have the oomph to make it happen. The DynaForce Starter features all new components beginning with a three horsepower motor. This power is used to crank over the reduced 4. 4: 1 gear set to deliver great torque to the engine's ring gear to get the engine