Worn ignition component gremlins are mysterious little buggers. Ignition misfires can be confused with fuel mixture or delivery problems. Even ambient humidity can affect the ignition system ...

The MSD ignition is also a clean-burning multiple-spark discharge system below 3,000 rpm, and it offers stable, high-energy ignition all the way up to 12,500 rpm-far higher rpm than a factory ...

Breaker points, electronic, and multiple spark discharge systems have similar parts, but they operate differently. Learn how.