Richmond Excel Ring and Pinion - 4.10 Ratio - 27 Spline Pinion - 3 Series - 7.5 in / 7.625 in / 7.6 in IFS - GM 10-Bolt Turbo Blanket Thick - GMC Injector Base

Thick - GMC Injector Base Gasket - w/Screen

16-1/4 x 15-5/8 in

volume: 310cc

Mileage gains are also achievable with our new optimized and efficient tuning

heavy duty diaphragms

Richmond Excel Ring and Pinion - 4.10 Ratio - 27 Spline Pinion - 3 Series - 7.5 in / 7.625 in / 7.6 in IFS - GM 10-Bolt Turbo Blanket Thick - GMC Injector BaseEXCel drivetrain products are engineered to exceed OEM specifications by manufacturing to precise specifications in world class factories, using the latest heat treatment technology, with extensive quality controls throughout. Richmond Gears EXCel drivetrain products offer high quality OEM replacement drivetrain products for your vehicle. Richmond Gears EXCel line of ring &amp pinon gearsets provide Richmond quality at affordable prices. All EXCel