How does spark plug timing work? An explanation of automotive ignition systems. Ignition coils, distributors, and firing intervals all play an important role in ignition. Note: The cylinder order from ...

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 ...

Precise ignition timing is essential for high-performance engine tuning and ensuring your small-block or big-block is delivering every horsepower within its capability. Since the era of poodle skirts, ...