Ford SB 289 302 351 Windsor Dual Idler Noisey Timing Gear Drive Set 8" diameter ring gear and

8" diameter ring gear and removable pinion support

You can get up to 50 percent more starting power when you pick one of these Speedmaster high-torque mini starters

but with several important modifications

It is set up to accept a spread bore carb

and flame ball-milled finishes

Ford SB 289 302 351 Windsor Dual Idler Noisey Timing Gear Drive Set 8" diameter ring gear andSpeedmaster gear drives are great for you folks who want better timing. Their dual idler design has CNC machined components and they are easy to install. These drives fit under your stock timing cover and come complete with instructions. Minor machining may be required on some applications.