High performance is all about horsepower. But even the ultimate in heads, compression, cam, and the rest won’t make power if you can’t light the fire. Ignition systems don’t make horsepower, but a ...

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 ...

We can hear the howling already. "Why do I want to put some junk GM ignition on my (insert AMC, Mopar, or Ford)?" The answer is: Don't—unless you like the idea of a higher-performance, more-efficient ...

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 ...

It’s quite inconvenient to refill your gas tank more than usual. Engine misfires can also be annoying. But before you take your car to the auto shop to see what’s wrong, check your ignition coils.

SAE Transactions, Vol. 116, Section 3: JOURNAL OF ENGINES (2007), pp. 1077-1100 (24 pages) This paper presents a comprehensive approach to improve the analysis and design process of automotive ...

High-voltage experimenters have been using automotive ignition coils to generate impressive sparks in the home lab for decades, and why not? They’re cheap, easily obtainable, and at the end of the day ...

Just like spark plugs, ignition coils can wear down and become faulty over time. There are many common signs that an ignition coil is getting bad, but one obvious sign is an engine misfire, typically ...

DENSO Corp. and Hanshin Electric Co. Ltd. have formed Wuxi DENSO Hanshin Automotive Products Co., Ltd. In Wuxi, Jiangsu province, China, to produce automobile ignition coils. DENSO Corp. and Hanshin ...