Dayco 87001 HVAC Heater Hose

Dayco Small I.D. Heater Hose 87001

Dayco 87001 is a Small I.D. Heater Hose built for HVAC coolant routing where a 3/8 in. inside diameter is required at both ends. Made from EPDM and finished in black, this hose is specified to SAE J20R3 Class D-1 and SAE J1684 Type EC standards for heater and coolant transfer service.

Key Features

• EPDM construction for heater hose service
• 3/8 in. inside diameter at End 1 and End 2
• Single I.D. hose design for small-diameter coolant routing
• Black finish for a clean OE-style appearance
• Built to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Dayco part number 87001 for direct catalog lookup

Product Details

The Dayco Small I.D. Heater Hose line is focused on compact coolant connections used in heater and bypass circuits. Part number 87001 is a direct-fit style hose for applications such as reservoir to radiator, reservoir to pipe, throttle body to pipe, throttle body to intake manifold, and pipe to intake manifold routing. It is listed for vehicles including the 2004-2005 Dodge Ram 1500, 2004 Isuzu Rodeo, 2002-2004 Mercury Sable, 1998-2002 Honda Passport, 1993-1998 Chevrolet Camaro, 1995-1998 Pontiac Firebird, 1991-1994 Toyota Previa, 1989-1990 Mitsubishi Sigma, 1984-1989 Nissan 300ZX, and 1988 Mitsubishi Galant. This part cross-references Gates 18031 for the same application.

Common Uses

• Replacing a cracked or hardened heater hose
• Restoring coolant flow between the reservoir and radiator
• Repairing throttle body coolant hose routing
• Addressing leaks at small-diameter HVAC hose connections
• Correcting hose deterioration from heat and age

Installation Notes

Verify the required 3/8 in. inside diameter before installation and match the hose routing to the original vehicle layout. Confirm the connection points and position listed for your application, such as reservoir to radiator or throttle body to intake manifold, before cutting or clamping the hose. Dayco 87001 is a single I.D. hose and does not include a heat shield or protective sleeve.

Quality Assurance

Dayco manufactures this heater hose to recognized SAE specifications for coolant and HVAC hose service. The 87001 part number is cataloged for multiple OE-style replacement applications across Dodge, Isuzu, Mercury, Honda, Chevrolet, Pontiac, Toyota, Mitsubishi, and Nissan platforms.