EVIL ENERGY 5/8 Inch Heater Hose 5ft – SAE 20R3 EPDM, 100 PSI, Clamps Included

Overview

Meet a durable, flexible heater hose from EVIL ENERGY, built to handle automotive cooling tasks and home hot-water applications. The hose runs 5 feet long with an ID of 5/8 inch (16 mm) and an outer diameter of 0.94 inch (24 mm), offering reliable fitment in tight engine bays. The black exterior helps resist visible wear while delivering a clean, professional appearance in various installations. Crafted from EPDM rubber, this hose balances resilience with flexibility, making it a practical option for everyday cooling needs without compromising on performance.

Instead of a single-use replacement, this hose is designed to adapt to different layouts and routing paths. The included clamps provide a ready-to-go solution for a secure connection, reducing the need to source extra hardware separately. In real-world scenarios, this combination supports smooth coolant flow and steady system sealing even as components shift with heat and vibration.

Key specifications

• Size: ID 5/8" (16 mm); OD 0.94" (24 mm); Length 5 ft; tolerance ±0.5 mm (ID) / ±0.6 mm (OD)
• Material: EPDM rubber for flexibility and chemical compatibility
• Performance: Working pressure 100 psi; burst pressure 300 psi; temperature range -40°F to 257°F; min bending radius 128 mm
• Standard: Meets SAE 20R3 Standard Wall Class D-2 requirements
• Medium: Compatible with coolant, water, antifreeze, and related fluids
• Applications: Hot water heaters, engine cooling circuits, radiator overflow connections

Practical uses and benefits

• Versatile fit for automotive cooling and domestic hot-water routing
• EPDM composition offers resilience under heat, cold, and fluid exposure
• Durable wall and bend radius to help maintain a secure seal in tight spaces
• Black finish helps conceal minor wear while blending with most engine compartments

Installation tips

Verify your hose ID against the connection ports, clean the joining surfaces, and use the included five clamps for a snug, secure fit. Regular inspection of hoses and clamps can help maintain system integrity over time.

Real-world scenarios

Ideal for replacing aging radiator hoses, extending a heater core line, or linking a coolant reservoir to the radiator. The 5 ft length provides flexibility for different vehicle layouts, from compact cars to midsize engines.