NZ Performance Car

COOLING JUST GOT BETTER

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Over the years cooling systems have developed from pretty basic set-ups to elaborate and sophistica­ted mixes of metal componentr­y, hoses, clamps, and sensors — although there hasn’t been much in the way of breakthrou­ghs in coolant technology. We recently learned, after it had blown up at SEMA last year, about Prestone’s Cor-Guard Inhibitors coolant. It looks like any other coolant, sure, but a bit of digging and a scan over test data shows that this may actually be the first real advancemen­t in coolant technology in the last 20 years. With seven years of developmen­t and a 15-patent-strong portfolio under its belt, the latest from Prestone begins working from the get-go, whereas traditiona­l Organic Acid Technology (OAT) coolants can take “between 5000 and 10,000 miles (8000km and 16,000km)” to kick in according to the Vice President of Technology for Prestone, Colin Dilley. That’s pretty damn important when you think about it, when there are so many fresh builds being completed around the country. “Corguard is incredibly stable and does not break down and become acidic,” said Dilley, continuing, “This new synergisti­c anti-corrosion chemistry not only protects all the components … it keeps engine components looking and working like new. When we removed radiators, water pumps, and heater cores from our high-maintenanc­e fleet test vehicles, they look brand new.” Perhaps the age of better cooling is upon us?

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