Regulator Rebuild Kit for 12-846, and 12846ERL Billet Regulator. Holley's regulator rebuild kits include everything needed to rebuild your billet fuel pressure regulator back to new. Includes diaphragm assembly, pressure spring and rebuild instructions
Features:
- Fuel Pressure regulator rebuild kit for Holley 12-846, and 12846ERL regulators
- Includes diaphragm and spring