Richmond Ring & Pinion Set - 4.56 Ratio, 41-9 Teeth, GM 12 Bolt - 3 Series 57700BK MPI Wheel to OE Column

MPI Wheel to OE Column

For use with Holley HP or Dominator ECUs

Part Number: 12-146

This Hurst brushed aluminum universal T-Handle will fit most SAE and metric thread sizes

8L distributorsSupplied with a steel gear to work with the factory roller camshaftsFactory style ignition module accepts factory wiringCNC machined billet aluminum housing and billet aluminum baseShaft is QPQ coated and guided by a sealed ball bearingSupplied with late model distributor cap and rotorLegal to install in all 50 states

Richmond Ring & Pinion Set - 4.56 Ratio, 41-9 Teeth, GM 12 Bolt - 3 Series 57700BK MPI Wheel to OE ColumnRICHMOND is the leading manufacturer of professional quality, hi performance ring and pinion sets. For over 80 years, the Double Diamond has signified the highest quality gears in the racing industry! GM 12 Bolt Installation Notes: When replacing a 2. 73 3. 90 ratio with a Richmond Hi Performance Ring & Pinion, the carrier must be replaced with a carrier from a stock 4. 10, 4. 56 or 4. 88 ratio. When installing 5. 14 to 6. 14 ring & pinion sets,