When Mustangs were rolling off assembly lines decades ago, there was no such thing as a factory installed coolant recovery system short of the expansion tanks in full-size Fords. For Mustangs, coolant ...

Jeep XJ Cherokees are known to run hot, especially when taxed for long periods of time by hill climbs or slow-speed rock crawling. However, despite the fact that our ’89 XJ’s 4.0L I-6 was a ...