EVIL ENERGY 3/8 Fuel Hose Line SAE 30R7 25FT - 300psi Durable Fuel

In this review the EVIL ENERGY 3/8 fuel hose is examined as a practical, no-nonsense replacement for fuel-system plumbing. The bottom line: this 25ft SAE 30R7 hose is for anyone who needs a flexible, oil-resistant fuel line that handles diesel, gasoline, biodiesel and similar media while delivering a rated 300psi working pressure. The reviewer found it especially useful for routing in cramped engine bays thanks to its 3.9in minimum bend radius and 3mm wall thickness, and the construction of NBR with braided polyester gives confidence in everyday durability.

Key Features

• ID and OD: The 3/8in inner diameter and 2/3in outer diameter balance flow capacity with a compact profile for easy routing in confined spaces.
• Working and burst pressure: A 300psi working pressure and 1200psi burst rating mean the hose tolerates typical fuel system demands with a comfortable safety margin.
• Temperature range: Rated from -40F to 257F, it stays flexible in cold starts and resists softening in hot engine compartments.
• Material construction: NBR inner compound with braided polyester reinforcement resists oil and wear, extending service life compared with plain rubber hose.
• Medium compatibility: Suitable for gasoline, diesel, biodiesel, oil and grease, making it a versatile choice for fuel, oil cooling and related lines.
• Bend radius and flexibility: The 3.9in minimum bend radius and 3mm wall thickness make routing easy without kinking.

Who It's For

This hose is aimed at DIY mechanics, restorers and pros who need a reliable, SAE 30R7 compliant fuel line for engine swaps, fuel system repairs or oil cooling lines. It works well when you want a balance of flexibility, chemical compatibility and pressure capability in a reasonably priced 25ft length.

Those needing extremely high-temperature specialty hoses, braided stainless PTFE, or very large bore plumbing should look elsewhere, but for standard automotive fuel and oil duties the EVIL ENERGY hose covers the most common service scenarios.

Pros & Cons

Pros

• Good build quality from an NBR inner and braided polyester reinforcement that customers describe as durable.
• Flexible and easy to route with a practical 3.9in minimum bend radius, making it useful in tight engine bays.
• Compatible with gasoline, diesel, biodiesel and oils, so one hose handles multiple applications.

Cons

• Not intended for extreme high-temperature applications beyond the rated 257F, so specialty high-temp hoses may be required for some uses.

Specifications

Inner Diameter	3/8in (9.5mm)
Outer Diameter	2/3in (17mm)
Wall Thickness	3mm
Working Pressure	300psi
Burst Pressure	1200psi
Temperature Range	-40F to 257F
Length	25ft

Our Verdict

The EVIL ENERGY SAE 30R7 3/8in fuel hose is a practical, value-oriented choice for most automotive fuel and oil line needs, offering sensible pressure ratings and broad chemical compatibility. Its flexible construction and 25ft length make it a convenient replacement or stock item for DIY projects and routine repairs, and customers report it fits well and holds up in everyday use.

Frequently Asked Questions

Is this hose compatible with biodiesel?
Yes, the NBR compound is listed as compatible with biodiesel along with diesel and gasoline.

Can it handle fuel injection pressures?
The hose is rated to 300psi working pressure; confirm your system pressure requirements before use.

Will it kink when routed around tight corners?
The 3.9in minimum bend radius and 3mm wall thickness help prevent kinking in typical engine bay routing.