Motive Gear Ring & Pinion GM 8.5/8.6 3.42 Ratio SR42603A-SFI Used by top racers in

Used by top racers in all forms of racing

Brinn flywheels only work with Brinn bellhousings

one engine builder found 33 lbs

16 AN Male Inlet and Outlet

Motive Gear Ring & Pinion GM 8.5/8.6 3.42 Ratio SR42603A-SFI Used by top racers inMotive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off road, check out Motive Gear. Motive Gear products can be found in the winners circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of