Day: 7

The new CK-4 diesel oil specification prompted Ford Motor Co. to issue a technical service bulletin warning Ford owners not to use it in their 6.7-liter diesel engines. The CK-4 diesel specification removed the valvetrain wear test (ASTM-IIIG) used on all previous diesel specifications, like the CJ-4 diesel oil spec. Ford 6.7-liter owners should continue to

Fans of the classic 1968 movie “Bullitt” often argue the movie had two stars: Steve McQueen and his 1968 Mustang GT. In truth, there were three stars. There was only one Steve McQueen, of course, but there were actually two Mustang GTs. Chances are you’re familiar with the iconic Highland Green GT that appeared in most of