Holley Fuel Pressure Regulator Rebuild Kit # HO12-825

Regulator Rebuild Kit for 12-845, 12-847, and 12847ERL Billet Regulators. 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 12-845, 12-847, and 12847ERL fuel pressure regulators
• Includes diaphragm and spring