While an engine compression tester may not be the most common tool in a mechanic's garage, they can be very useful, ...

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 ...

QUESTIONI am building a budget 1935 Ford truck rat rod and wondered if you could help with some basic engine mods. I have a complete running 1973 big-block Chevy truck chassis with all the components.

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

For more than a century now, automotive engineers have struggled with an unavoidable balancing act when it comes to engine compression. Now, thanks to an innovation from Infiniti, they may get to ...

October 3, 2005 It has been a sudden realisation - the world is running out of oil and the laws of supply and demand are set to make petrol prohibitively expensive in the very near future. Sonex ...

Any diesel-engine manufacturer that confidently claims it produces an oil-burner with the “world’s lowest compression ratio,” will no doubt draw the immediate attention of inquisitive enthusiasts, ...

August 27, 2007 General Motors has eliminated the spark from the engine cycle in a bold and challenging effort to produce a powerplant that delivers the fuel efficiency of a diesel with the low ...