Ignition timing is typically split into three types. The first is initial timing—that is, the amount of spark lead that is set using a timing light (aimed at the harmonic balancer) with the engine at ...

If there's already a distributor in the engine, the first step is to mark the position of the rotor so you can make sure to insert the new distributor in the same position. We like to turn the ...

At some point in the mid 1970s or so, GM (with Delco Remy) came up with a new electronic ignition system known as HEI or High Energy Ignition. We've touted this as an upgrade for many engines in ...

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 ...

These videos offer detailed guides on car modifications and installations, particularly for muscle cars and performance upgrades. The first video provides a step-by-step tutorial on how to install a ...