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EVIL ENERGY Fuel Pressure Regulator Carburetor 4.5-9 PSI Adjustable, 3/8" NPT with Gauge, Bypass Return Fuel Regulator for Carburetor with vacuum/boost reference line connection, Red
✅ In stock
F
Grade
Price verified Sep 22, 2026 5:37 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
EVIL ENERGY
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【Features】- The fuel pressure regulator carburetor is precision machined from 6061-T6 aluminum alloy and features a 1/8 inch NPT instrument port, two 3/8" NPT feed ports and one 3/8" NPT return port, Equipped with vacuum/boost reference line connection.
✓【Adjustable Range】- Adjustable fuel pressure: 4.5–9 psi. NOTE: Recommended for use with a 7–9 PSI low-pressure electric or mechanical fuel pump designed for carbureted fuel systems. Pressure outside this range may prevent proper regulation
✓【Fuel Type】- Adjustable fuel pressure regulator compatible with gasoline, E85, diesel fuel and alcohol/ethanol. (Nylon braided fuel line is not compatible with E85)
✓【Package Includes】- 1 x fuel pressure regulator, 1 x pressure gauge, 1 x mounting bracket, 1 x 3/8" NPT port plug, 1 x allen key, 1 x sealant tape, 3 x 3/8" NPT to 3/8" barb Fitting, 3 x self-tapping screw, 2 x cheese head screw.
✓【Application】- The Evil energy fuel pressure regulator is suitable for most vehicle carburetor systems. During installation, ensure pump pressure matches the regulator and the return line is properly routed to the tank to prevent regulation failure or leaks.
⚙️ Specifications
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Price
$75.99
$75.99
—
$79.99
$69.99
$69.99
Ajustable Pressure Range
30-70PSI
30-70PSI
20-120PSI
5-12PSI
4.5-9PSI
30-140PSI
Feed
AN6
AN6
/
AN10
Return