Zinc additives are fairly common in oil, especially when treating a classic or high milage engine, but what does the additive ...
If you've spent any amount of time watching car YouTubers who are into pulling abandoned cars out of barns or fields and ...
How old, you ask? Well, if you're rocking a V6 or V8 made before the mid-1980s, you're probably going to want to throw some zinc additive into your crankcase every oil change. In the pre-roller ...