Gates 12304 Molded EPDM Heater Hose ID Length - 3/4 19-7/16

The Gates 12304 is a premium molded coolant heater hose designed for automotive and marine applications. This factory-molded, OEM-style hose is engineered to fit today's smaller, tighter-fitting engine compartments with precision and reliability.

Key Features:

• 3/4 inch (19mm) inside diameter at both ends for secure connections
• 19-7/16 inch (464mm) centerline length for exact OEM fitment
• EPDM rubber construction with synthetic fiber knit reinforcement for durability
• Engineered to resist electrochemical degradation, the leading cause of hose failure
• Temperature range: -40°F to 275°F (-40°C to 135°C)
• Approved for coolant, water, air, and marine applications
• Meets SAE 20R3 Type EC Class D-1 and D-2 specifications

This molded heater hose features EPDM tube construction with synthetic fiber knit reinforcement and an EPDM cover for maximum longevity. Gates recommends replacing hose clamps each time a new coolant hose is installed for optimal performance. Not suitable for fuel or oil transfer applications.