Synthetic oil used to be something only performance ... blends that combine the two basic oil types. (Older cars are more likely to call for conventional oil and synthetic blends.) Any motor ...

Got a question about cars? Write to Car Talk write to Ray in care of King Features, 628 Virginia Drive, Orlando, FL 32803, or ...

For starters, let’s talk about the difference between fully synthetic, synthetic blend ... motor oil have a less random and stronger structure than typical processed crude, which gives it ...

In fact, semi-synthetic oils are actually a blend between ... synthetic oils impact new engines,” he assures. Another myth is that external additives may boost the performance of the oil.

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature ...

As emissions regulations tighten, the PC-12 category is poised to deliver engine protection while improving fuel efficiency ...

Defense contractor Lockheed Martin cleared the F-35 Lightning II to fly on up to 50 percent synthetic aviation turbine fuel ...

These advanced lubricants offer improved resistance to high temperatures and pressure, as well as enhanced ... while full synthetic oil is preferred for high-performance engines.

A balanced formula of calcium and magnesium may be the answer to lowering emissions and enhanced ... performance Premium API CK-4 heavy-duty engine oils like CITGO ® CITGARD ® 700 Synthetic ...