Mackay Engine Bypass Hose for BMW 528i E12 2.8L I6 – Thermostat Housing to Water Pump
Upgrade your BMW’s cooling system with the Mackay CH1878 Engine Bypass Hose, engineered specifically for precision fitment and lasting performance. Designed in Australia by Mackay, a trusted name with over 90 years of innovation and automotive expertise, this direct OE replacement hose delivers reliable coolant transfer between the thermostat housing and water pump, ensuring your engine maintains optimal temperatures under all driving conditions.
Key Features:
- Perfect Fitment: Direct replacement hose designed to match original equipment specifications for BMW models, including the 528i E12 2.8L I6.
- Durable Construction: Made from high-quality rubber and EPDM compound, resistant to heat, ozone, and electromechanical degradation.
- Wide Temperature Range: Outstanding performance from -40°C to 125°C to handle extreme engine bay conditions.
- ISO Certified Quality: Manufactured to meet or exceed international standards for dependable service life.
- Reliable Fluid Transfer: Maintains efficient coolant circulation to protect your engine from overheating and damage.
- Easy Installation: OEM-standard fitment allows for straightforward replacement without modifications.
Perfect For:
- Cooling system repairs and maintenance
- Full cooling system overhauls
- Restorations of BMW 528i E12 models or compatible vehicles requiring a thermostat housing to water pump bypass hose
Mackay - Australian Automotive Excellence
With a proud history spanning 85 years, Mackay has been a pioneer in automotive parts manufacturing—already a trusted name on Australia’s first and last domestically produced vehicles. Mackay continues to lead the aftermarket with a commitment to uncompromised quality and precision engineering, exporting high-performance parts worldwide from Melbourne.
Note on Fitment:
While primarily made for BMW 528i E12 2.8L I6, this Mackay bypass hose shares design lineage with compatible models in the BMW 7 Series E32 range (3.0L and 3.4L M30 engines). Always confirm your vehicle compatibility before purchase.
Ensure your BMW’s cooling system operates flawlessly with the Mackay Engine Bypass Hose — a reliable, durable, and premium-quality solution engineered to keep your engine running cool under pressure. Order now for peace of mind and long-lasting performance!