Welcome back for Part 2 of tune-up tips for your older Corvette. Last time we talked about tricks of the trade when setting points. This month we will talk about setting ignition timing. The most ...

Ignition timing is like seasoning: some is good, but too much ruins the results. Bumping up the ignition timing on pushrod 5.0s is a time-honored trick to wake up the under-hood lump. The EFI system ...

The times they are a-changin’. With apologies to Mr. Dylan, the ignition timing of your 4x4s engine is pretty well set. Ignition timing is what is used to make sure that the distributor fires the ...

"It's not a heap, dad. It's a classic." That's harder to justify when your classic muscle car won't start. Nothing like a high-compression V8 combined with a battery that hasn't seen a charge for a ...

Improving fuel economy or gaining horsepower means making the engine more efficient. Fuel economy or maximum power is only obtainable when the correct air/fuel mixture or ratio (a richer mixture for ...

There are several instances where knowing the location of cylinder number 1 matters, especially for DIY enthusiasts. It's not just trivia, but crucial when diagnosing engine misfires, replacing spark ...