The GM HEI (High Energy Ignition) electronic distributors have a reputation for hassle-free performance. Used in GM rigs from its inception in 1974, the famed HEI can be retrofitted to almost any GM ...

The ignition system has always been the weakest link in the combustion engine cycle. Belgian-born engineer, Jean Joseph tienne Lenoir, invented the stationary gasoline engine back in 1860 and he used ...

If you've ever leaned over the fender of an old Chevy, timing light (one of the automotive diagnostic tools to add to your DIY collection) in one hand and a long extension on a ratchet wrench in the ...

Advancements in cylinder heads, camshaft profiles, and exhaust and intake systems have provided a path to move a higher volume of air and fuel through the engine, improving the internal combustion ...