The GM High Energy Ignition (HEI) self-contained distributor and coil package is a slick upgrade for any small- or big-block Chevrolet engine over a breaker point ignition. But the HEI does suffer ...
When General Motors introduced the High Energy Ignition (HEI) distributor in the mid-1970s, it was revolutionary. So much so that it still has a strong following among today's hot rodders. Like other ...
Around 1975, General Motors made a significant advancement in stock passenger ignition technology: the High Energy Ignition (HEI). One of its major features was installation simplicity. The coil was ...
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 ...