Replacement fuel pressure regulator diaphragm repair kit for Holley 12-803 and 12-804 fuel pressure regulators.
- Diaphragm repair kit for 12-803 or 12-804 fuel pressure regulators
- Includes diaphragm, low and high pressure springs
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.