Corvette tech guru James Berry goes over the procedure for adjusting ignition timing with points ignition on a 1970 Corvette.

Corvette tech guru James Berry tackles part 2 of his tune-up series. Learn how to set ignition timing on your Corvette.

Since an HEI system produces more voltage and amperage output than a points-style distributor, a larger-diameter distributor cap is needed to prevent voltage from cross-firing inside the cap.

The most important thing when performing a tune-up on an older vehicle is to complete the adjustments in order. The first step is to set the ignition points, then the ignition timing and finally ...