Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...

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The holiday season exposes how tight diesel markets really are. Diesel demand during Christmas is price-insensitive and non-negotiable, leaving little margin for disruption as exports, refinery runs, ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Want to know how healthy or unhealthy your engine really is? Get yourself a compression tester and find out. Despite how complex many modern vehicles are, you can do many common repair and maintenance ...

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In the not too distant past, soda options were fairly streamlined: cola, orange, or root beer; regular or diet. Or you could stick with the classic, and go clubbing. (Not to be confused with seltzer ...

We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

It’s natural to wonder—healthy, even. Still, it can be scary to challenge what you know. Rarely in life can we do that on a small, inconsequential scale… but if you have a cheap 3-horsepower diesel ...

We may receive a commission on purchases made from links. Diesel engines help us accomplish a myriad of tasks every day. While it is true that diesel engines are more efficient than gasoline engines ...