Holley EFI - 512-1
Fuel Pressure Regulator Diaphragm; For 1 bbl/2 bbl/4 bbl TBI Pro-Jection Systems;
Regulator Rebuild Kit for 1 bbl, 2 bbl, & 4 bbl Holley TBI regulators. Holleys regulator rebuild kits include everything needed to rebuild your billet fuel pressure regulator back to new. Includes diaphragm assembly, gaskets and rebuild instructions.
- Replacement fuel pressure regulator diaphragm
- Fits 1 bbl, 2 bbl, and 4 bbl Pro-Jection throttle bodies
- (3) gaskets
- (1) Pressure Regulator Diaphragm