12-803 Holley Reg, Fuel Pressure 4.5-9 Psi M/P
12-803 Holley Reg, Fuel Pressure 4.5-9 Psi M/P
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12-803 Holley Reg, Fuel Pressure 4.5-9 Psi
Enhance your vehicle's performance with the 12-803 Holley Performance Fuel Pressure Regulator. Designed for those who demand precision and reliability, this regulator is essential for maintaining optimal fuel pressure in your engine. Here’s why you should consider this product:
Key Features:
- Pressure Regulation: Maintains fuel pressure between 4.5 to 9 PSI, ensuring consistent fuel delivery and preventing flooding.
- High Compatibility: Ideal for use with Holley performance carburetors that may require regulation beyond 8 PSI.
- Durable Construction: Made from high-quality aluminum and chrome plated for enhanced durability and a sleek appearance.
- Easy Installation: Includes mounting brackets for straightforward setup, with a 3/8 inch NPT inlet and dual 3/8 inch NPT outlets.
- Non-Return Regulator Type: Designed for inline installation, maximizing efficiency and performance.
Specifications:
- Fuel Type: Gasoline
- Pressure Range: 4.5 to 9 PSI
- Includes Mounting Brackets: Yes
- Includes Fittings: No
- Warranty: Limited 90 Day Warranty
Rely on the 12-803 Holley Performance Fuel Pressure Regulator to keep your fuel system operating at peak performance. Don’t leave the health of your engine to chance—invest in a regulator that has been engineered for excellence.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

