EVIL ENERGY 1ft Heater Hose Coolant Radiator Straight 60PSI SAE 20R3

In this review the EVIL ENERGY 1' Heater Hose is evaluated as a straightforward replacement hose for cooling and heater circuits where a 1' inner diameter is required. The bottom line: it is designed for users who need a durable, flexible EPDM hose that meets SAE 20R3 Class D-2 expectations and handles typical engine coolant duties up to 60psi working pressure. For DIY mechanics and fleet maintenance needing a thick-walled, pliable hose in a short 5ft length, it delivers solid value without frills.

Key Features

• 1' Inner Diameter: The ID 1' (25mm) size is precise to 0.5mm tolerance, which helps ensure a predictable fit on common cooling and heater fittings.
• EPDM Construction: Built from EPDM rubber to resist heat and coolant chemicals, offering longevity in contact with antifreeze and water.
• Work and Burst Pressure: Rated 60psi working and 180psi burst pressure, providing a safety margin for most automotive cooling system pressures.
• Temperature Range: Operates from -40F to 257F so it withstands both cold-start conditions and high underhood temperatures.
• Min Bending Radius: The 200mm minimum bending radius allows routing without kinking while still remaining flexible for tight runs.
• SAE Compliance: Meets SAE 20R3 Class D-2 standard wall requirements, which assures a baseline of manufacturing consistency for heater hose use.

Who It's For

This hose is aimed at vehicle owners, hobbyists, and technicians replacing heater or radiator-to-reservoir lines where a straight 1' bore and a short 5ft length are appropriate. It is also a good match for small engines, marine heater loops, and machines that circulate coolant or hot water within the stated temperature and pressure limits.

Those who should look elsewhere include users needing larger lengths, different inner diameters, or silicone hoses rated for higher temperatures and greater burst pressures; also, if an exact OEM fit requires a different external diameter, confirm compatibility before purchase.

Pros & Cons

Pros

• Thick-walled EPDM construction offers durable resistance to coolant and heat as reported by buyers noting good quality.
• Flexible enough to bend into place without kinking, matching customer feedback about pliability.
• Clear pressure and temperature ratings give confidence for standard cooling system use up to 60psi and 257F.

Cons

• Fit is mixed for some buyers; the ID and OD tolerances are tight but may not match every OEM clamp or barb without checking dimensions first.

Specifications

Brand	EVIL ENERGY
Inner Diameter (ID)	1' (25mm) 0.5mm
Outer Diameter (OD)	1.33' (34mm) 0.8mm
Length	5ft
Material	EPDM rubber
Working Pressure	60psi
Temperature Range	-40F to 257F

Our Verdict

The EVIL ENERGY 1' Heater Hose is a practical, no-nonsense replacement for heater and radiator lines where a 1' ID and a 5ft length are needed. It blends durable EPDM construction, clear SAE 20R3 compliance, and useful temperature and pressure ratings to deliver good value for most coolant system repairs, though buyers should verify fit dimensions against their fittings before installing.

Frequently Asked Questions

Is this hose compatible with antifreeze?
Yes, the EPDM material is compatible with coolant, water, and antifreeze formulations listed for engine cooling systems.

Can this handle underhood temperatures?
Yes, it is rated from -40F to 257F which is suitable for typical automotive underhood and heater hose applications.

Will this fit my existing clamps?
Possibly; the ID is 1' with tight tolerances, so verify your clamp and barb OD to ensure a proper fit.