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Gates 28477 HVAC Heater Hose - Heater To Water Pump or Valve To Pipe
| Brand | Gates 28477 |
|---|---|
| Position | Valve To Pipe |
| 0 | |
| Yes | |
| Angle | 90 |
| Angle | 90 |
| Arm Length | 4 |
| Arm Length | 24 |
| Arm Length | 102 |
| Arm Length | 610 |
| Arm Length 1 (in) | 4 |
| Arm Length 1 (mm) | 102 |
| Arm Length 2 (in) | 24 |
| Arm Length 2 (mm) | 610 |
| Centerline Length | 28 |
| Centerline Length | 711 |
| Centerline Length (in) | 28 |
| Centerline Length (mm) | 711 |
| End 1 Inside Diameter | .75 |
| End 1 Inside Diameter | 19 |
| End 2 Inside Diameter | .75 |
| End 2 Inside Diameter | 19 |
| Inside Diameter 1 (in) | .75 |
| Inside Diameter 1 (mm) | 19 |
| Inside Diameter 2 (in) | .75 |
| Inside Diameter 2 (mm) | 19 |
| Material | EPDM |
| Material | EPDM |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
| Product line | 90 Degree Molded Heater Hose |
| Fits | Toyota, Buick, Chevrolet, Pontiac, and GMC · 14 vehicles |
90-degree molded hose. Makes routing around sharp bends easier in heater assemblies.
EPDM construction. Resists heat and coolant exposure for dependable service.
Available in many sizes to cover thousands of applications.
Cross-references AMS Automotive 4204, Anchor 9818 and Continental 63924 for the same application. See all 31.
90 Degree Molded Heater Hose for Tight Routing
Gates 28477 is a 90 degree molded heater hose built for heater and coolant routing where a sharp bend is required. Made from EPDM and formed with a molded 90 degree shape, it helps replace hard-to-route hose sections in HVAC and cooling system assemblies.
This Gates 90 Degree Molded Heater Hose line is offered in multiple sizes to cover a wide range of vehicle applications, including 1994-1997 Toyota Previa and 1979-1980 GM full-size and intermediate models. The 28477 hose measures 3/4 in. inside diameter at both ends, with a 28 in. centerline length, 4 in. arm length 1, and 24 in. arm length 2.
Key Features
- Gates part number 28477
- 90 degree molded heater hose for sharp-bend routing
- EPDM construction for heater and coolant service
- 3/4 in. inside diameter on both ends
- 28 in. centerline length with molded 90 degree shape
- Fits HVAC heater hose and radiator/heater coolant hose applications
Application Details
Use Gates 28477 when replacing a molded heater hose in a system that needs a formed 90 degree bend instead of a straight hose. This part is listed for 1994-1997 Toyota Previa, valve to pipe, and for 1979-1980 Chevrolet, Pontiac, and Buick heater-to-water-pump routing. It also appears in fitment for 1979 Chevrolet El Camino, Malibu, and Monte Carlo, plus 1980 Buick LeSabre, Chevrolet Caprice and Impala, and Pontiac Catalina, Laurentian, and Parisienne.
This part cross-references Dayco 80414 and Continental 63924 for the same application.
What It Helps Solve
- Cracked or aged molded heater hose sections
- Improper hose routing around tight engine bay bends
- Leaking heater-to-water-pump hose connections
- Replacement needs for radiator and HVAC compatible coolant hose routing
- Fitment challenges where a 90 degree formed hose is required
Installation Notes
Match the 3/4 in. inside diameter and molded 90 degree shape to the original hose path before installation. Verify arm lengths and centerline length against the removed hose, and confirm routing clearance around pulleys, brackets, and hot engine components. Gates 28477 is molded for specific applications, so compare the vehicle’s original hose configuration before service.
Quality Assurance
Gates manufactures this heater hose in EPDM with a molded construction for consistent routing in listed applications. The product line is built to cover thousands of vehicle applications across multiple sizes, including long-tail searches such as 1994-1997 Toyota Previa valve to pipe heater hose replacement and 1980 Chevrolet Caprice heater to water pump hose replacement.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1997 | Toyota | Previa | 2.4L | L4 | GAS | Valve To Pipe | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1996 | Toyota | Previa | 2.4L | L4 | GAS | Valve To Pipe | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1995 | Toyota | Previa | 2.4L | L4 | GAS | Valve To Pipe | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1994 | Toyota | Previa | 2.4L | L4 | GAS | Valve To Pipe | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1980 | Buick | LeSabre | 4.1L | V6 | GAS | Heater To Water Pump | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1980 | Chevrolet | Caprice | 3.8L | V6 | GAS | Heater To Water Pump | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1980 | Chevrolet | Impala | 3.8L | V6 | GAS | Heater To Water Pump | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1980 | Pontiac | Catalina | 3.8L | V6 | GAS | Heater To Water Pump | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1980 | Pontiac | Laurentian | 3.8L | V6 | GAS | Heater To Water Pump | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1980 | Pontiac | Parisienne | 3.8L | V6 | GAS | Heater To Water Pump | Radiator and HVAC compatible coolant and heater hose.; 90 Degree Molded Heater Hose |
| 1979 | Chevrolet | El Camino | 3.3L | V6 | GAS | Heater To Water Pump | Cut-to-size heater hose suitable for air conditioning systems.; 90 Degree Molded Heater Hose |
| 1979 | Chevrolet | Malibu | 3.3L | V6 | GAS | Heater To Water Pump | Cut-to-size heater hose suitable for air conditioning systems.; 90 Degree Molded Heater Hose |
| 1979 | Chevrolet | Monte Carlo | 3.3L | V6 | GAS | Heater To Water Pump | Cut-to-size heater hose suitable for air conditioning systems.; 90 Degree Molded Heater Hose |
| 1979 | Pontiac | Catalina | 3.8L | V6 | GAS | Heater To Water Pump | Cut-to-size heater hose suitable for air conditioning systems.; 90 Degree Molded Heater Hose |
| No rows match your filter. | |||||||