Engines endure much abuse. Sometimes this torture results in damage to either the block or the heads--or both. The block can be very rare, such as a matching-number block for an LS6 Chevelle or the ...

As a certified shadetree motorcycle mechanic, I've seen some pretty wild field expedient repairs attempted by previous owners. Typically these are hack jobs so embarrassing — we're talking things like ...

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A lot of people were celebrating when white smoke over the Vatican meant there was a new pope in town -– and that included plenty of gearheads with great ideas about what the new guy should use as his ...

Cummins diesel engines are highly regarded as being tough and reliable. However, the 5.9L Cummins 24-valve engines produced from 1999 to 2002 used engine blocks that are prone to cracking. While any ...

Cummins engines are thought to be completely indestructible. In practice, however, there are two fatal flaws that not only damage these engines but can ruin them beyond repair. The first such weakness ...