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Regulator Rebuild Kit for 12-879 and 12-880 Billet Regulator. Holley's regulator rebuild kits include everything needed to rebuild your billet fuel pressure regulator back to new. Includes diaphragm assembly, EFI and Carb pressure spring and rebuild instructions Assembly is straight-forward--Torque assembly screws to 14 - 16 in./lbs..
| General | |
| Application | Fits Holley 12-879 and 12-880 Billet EFI By-Pass Fuel Pressure Regulators |
Regulator Rebuild Kit for 12-879 and 12-880
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