Snake oil. Mouse milk. Whiffle dust. Take your pick — few products have earned such unflattering sobriquets as aftermarket motor-oil additives. And for the very good reason that these promised ...

When you build, rebuild, or buy a new engine, one necessary concept for you to consider is that of breaking the engine in properly for use. This is an important part of your engine's life, and without ...

Walk into any parts store and you'll see the rows of glossy bottles promising to stop engine wear, boost fuel economy, and make your old clunker run like it just rolled out of the factory. The auto ...

Additives represent 15 to 20 percent of a gallon of oil with the balance being high-quality base oil. Additive packages play a key role in helping to keep an engine clean and protected from varnish ...

Engine oil additives, in general, are meant for the engine's well-being but they do have a few drawbacks Photo credit: Thinkstock Engine oil additives improve lubrication, performance in extreme ...

Diesel engine oil additives are popular add-on layers of protection, but many of their cornerstone benefits are already engineered into base lubricants. Brian Humphrey, OEM technical liaison for Petro ...

Looking for affordable motor oil that won't let you down? Here are 3 cheap motor oils that deliver solid performance without ...

A panel at this year's TMC Annual Meeting outlined how PC-12 engine oil development is progressing, and what this change may ...

Answer:Quaker State engineer Mark Ferner said zinc's extreme pressure qualities also aid in reducing piston ring-to-cylinder bore wear at BDC and TDC, where the rotating assembly sees an abrupt change ...

Crude oil, the kind you might see bubbling up from the ground Jed Clampett-style, has been used for thousands of years. It's found employment doing everything from waterproofing for boats to burning ...