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 ...

One of the big"secrets" in cold crack repairing is to make certain all of the plugs are locked together, as illustrated in the above drawing. Care taken in locating the I holes will insure success.

Your car's internal combustion engine relies on a huge number of large, small, and oddly-shaped parts. One of the biggest and most important parts of your motor is the engine block or cylinder block, ...