Mackay Automotive Replacement Engine Cooling Rubber Heater Hose – Set of 2
Ensure reliable engine cooling and heater core performance with the Mackay CH1977 Heater Hose Kit. Engineered to meet original equipment (OE) standards, these premium replacement hoses deliver exceptional durability, precision fitment, and unparalleled dependability under the most demanding automotive conditions.
Key Features:
- OE Premium Quality: Manufactured to strict ISO-certified standards in Australia, the CH1977 hoses guarantee a custom-moulded, precision fit for your vehicle’s heating system.
- Superior Material Construction: Made from high-quality EPDM rubber specially formulated to resist electrochemical degradation (ECD), ozone exposure, and extreme heat for long-lasting performance.
- Robust Reinforcement: Embedded Aramid/Rayon lockstitch reinforcement provides excellent burst protection to withstand harsh under-bonnet environments and coolant fluid pressures.
- Exclusive Use: Engineered specifically for automotive water and coolant systems, these hoses should not be used for fuel, oil, or brake fluid applications.
- Ideal Fitment for:
- Holden Calais VL 3.0L (2 & 3 of 3) – Inlet & Outlet of Heater Core
- Holden Commodore VL 2.0L
(Important: Will NOT fit Holden Calais VL 3.0L configurations outside the 2 & 3 of 3 heater core positions.)
Product Specifications:
- Inside Diameter: 15 mm
- Bell Inside Diameter: 18 mm
- Length: 360 mm
- Temperature Range: -40°C to 125°C (-40°F to 257°F)
- Compliance: Exceeds SAE J20R3 Type EC Class D-1 and D-2 standards
- Includes 2 hoses per set (complete replacement for heater core inlet & outlet)
Why Choose Mackay?
With over 85 years of Australian automotive excellence, Mackay is a trusted name synonymous with uncompromising quality and innovation. Proudly designed and manufactured in Melbourne, Australia, Mackay’s automotive hoses have set the benchmark for reliability—from the FX Holden in 1948 to the VF Holden in 2017, and beyond. Whether for aftermarket upgrades or original equipment replacements, Mackay delivers products engineered for outstanding performance and longevity.
Upgrade your vehicle’s cooling system with the Mackay CH1977 Replacement Heater Hose Kit – engineered to keep your engine running cooler and your heater core functioning flawlessly. Order your set of 2 hoses today for a perfect fit and confidence on the road!