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 Mileage gains are also achievable

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

Full-color

Breathable fabric

exotic intakes and air cleanersMechanical advance is easy to adjust for your engineMaintenance-free magnetic pick-up provides accurate trigger signals

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 Mileage gains are also achievableEXCel 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