Gates 52016 Molded Coolant Hose Heater Hose EPDM 4-Branch

The Gates 52016 Molded Coolant Hose (also called a heater hose or HVAC coolant hose) is a modular, application-specific molded hose assembly. It is built to follow OEM-style routing, so it replaces a cracked, softened or leaking factory hose.

Key Features:

• EPDM tube with synthetic fiber knit reinforcement
• Heat-, ozone- and chemical coolant-resistant EPDM cover
• Modular molded design with 4 integrated branches
• Made with OEM-exact hose components such as branch connectors
• Materials resist collapse under vacuum
• Engineered to resist electrochemical degradation, a leading cause of hose failure
• Meets SAE 20R3 EC Class D1 (under 25 mm ID) and SAE 20R4 EC Class D1 (25 mm ID and over)
• Operating temperature range: -40°F to +257°F (-40°C to +125°C)

Specifications:

• Material: EPDM and plastic
• Centerline length: 21.5 in. (546 mm)
• End 1 and End 2 inside diameter: 0.6 in. (15 mm)
• End 3, 4, 5 and 6 inside diameter: 0.75 in. (19 mm)
• Molded: yes; contains spring: no

Cross-reference: OEM DB5Z 8B081 A; R16810.

Gates recommends replacing the clamps each time you install a new coolant hose. Do not use this hose for fuel or oil transfer.