Richmond Ring & Pinion Set - 4.56 Ratio, 41-9 Teeth, GM 12 Bolt - 3 Series 4087BK Provides Improved Clearance On Edelbrock

Provides Improved Clearance On Edelbrock Carbs

3/8 in NPT x 3/8 in Hose Barb Fittings

Individual shoulder harness wrap around

or converter

Richmond Ring & Pinion Set - 4.56 Ratio, 41-9 Teeth, GM 12 Bolt - 3 Series 4087BK Provides Improved Clearance On EdelbrockRICHMOND 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,