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PRODUCT OVERVIEW
The Mackay Bottom Radiator Hose CH637 is a high-quality replacement hose designed for the lower connection between the radiator and engine. It helps maintain correct coolant flow and stable engine operating temperatures.
KEY FEATURES
- Part Number: CH637
- Bottom (lower) radiator hose configuration
- Engineered for effective coolant transfer and system reliability
- Constructed to withstand heat, pressure, and common coolant types
- Suitable as an aftermarket replacement for worn or leaking hoses
BENEFITS
- Helps prevent overheating due to hose failure or coolant loss
- Supports consistent engine cooling performance
- Direct replacement design for straightforward installation
APPLICATION NOTES
- Verify CH637 against your existing hose and any available fitment guide before purchase.
- Professional installation is recommended to ensure correct routing and sealing.
- Inspect clamps and other cooling system components and replace if worn.
Vehicle Compatibility
| Make | Model | Year | Submodel | Variant | Engine | Notes |
|---|---|---|---|---|---|---|
| Holden | Torana | 1974 | LJ Sedan 2.6 | RWD Petrol 2.6L 6cyl 88kW GMH 161 (Red) | 2640cc 88kW (Petrol) | |
| Holden | Torana | 1973 | LJ Sedan 2.6 | RWD Petrol 2.6L 6cyl 88kW GMH 161 (Red) | 2640cc 88kW (Petrol) | |
| Holden | Torana | 1972 | LC Sedan 2.3 | RWD Petrol 2.3L 6cyl 71kW GMH 138 (Grey) | 2262cc 71kW (Petrol) | |
| Holden | Torana | 1972 | LC Sedan 2.6 | RWD Petrol 2.6L 6cyl 85kW GMH 161 (Red) | 2640cc 85kW (Petrol) | |
| Holden | Torana | 1972 | LJ Sedan 2.6 | RWD Petrol 2.6L 6cyl 88kW GMH 161 (Red) | 2640cc 88kW (Petrol) | |
| Holden | Torana | 1971 | LC Sedan 2.3 | RWD Petrol 2.3L 6cyl 71kW GMH 138 (Grey) | 2262cc 71kW (Petrol) | |
| Holden | Torana | 1971 | LC Sedan 2.6 | RWD Petrol 2.6L 6cyl 85kW GMH 161 (Red) | 2640cc 85kW (Petrol) | |
| Holden | Torana | 1970 | LC Sedan 2.3 | RWD Petrol 2.3L 6cyl 71kW GMH 138 (Grey) | 2262cc 71kW (Petrol) | |
| Holden | Torana | 1970 | LC Sedan 2.6 | RWD Petrol 2.6L 6cyl 85kW GMH 161 (Red) | 2640cc 85kW (Petrol) | |
| Holden | Torana | 1969 | LC Sedan 2.3 | RWD Petrol 2.3L 6cyl 71kW GMH 138 (Grey) | 2262cc 71kW (Petrol) | |
| Holden | Torana | 1969 | LC Sedan 2.6 | RWD Petrol 2.6L 6cyl 85kW GMH 161 (Red) | 2640cc 85kW (Petrol) | |
| Holden | H Series | 1968 | HR Panel Van 2.6 | RWD Petrol 2.6L 6cyl 81kW GMH 161 (Red) | 2640cc 81kW (Petrol) | |
| Holden | H Series | 1968 | HR Panel Van 2.6 | RWD Petrol 2.6L 6cyl 85kW GMH 161 (Red) | 2640cc 85kW (Petrol) | |
| Holden | H Series | 1968 | HR Panel Van 3.0 | RWD Petrol 3.0L 6cyl 94kW GMH 186 (Red) | 3048cc 94kW (Petrol) | |
| Holden | H Series | 1968 | HR Panel Van 3.0 | RWD Petrol 3.0L 6cyl 108kW GMH 186 (Red) | 3048cc 108kW (Petrol) | |
| Holden | H Series | 1968 | HR Sedan 2.6 | RWD Petrol 2.6L 6cyl 81kW GMH 161 (Red) | 2640cc 81kW (Petrol) | |
| Holden | H Series | 1968 | HR Sedan 2.6 | RWD Petrol 2.6L 6cyl 85kW GMH 161 (Red) | 2640cc 85kW (Petrol) | |
| Holden | H Series | 1968 | HR Sedan 3.0 | RWD Petrol 3.0L 6cyl 94kW GMH 186 (Red) | 3048cc 94kW (Petrol) | |
| Holden | H Series | 1968 | HR Sedan 3.0 | RWD Petrol 3.0L 6cyl 108kW GMH 186 (Red) | 3048cc 108kW (Petrol) | |
| Holden | H Series | 1968 | HR Ute 2.6 | RWD Petrol 2.6L 6cyl 81kW GMH 161 (Red) | 2640cc 81kW (Petrol) |