Richmond Ring and Pinion Installation Kit GM 8.875" 12 Bolt R030015M Inlet & outlet tapped for FIV20002 41551 OR Inlet & outlet tapped for 3 8" NPT Includes a separate tach circuit that is ideal to trigger an aftermarket EFI such as an Atomic EFI system Richmond ring and pinion gearsets are computer controlled manufactured from the foundry Richmond premium products are engineered to meet or exceed OEM specifications at a great value
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