When it comes to your motorcycle’s electrical and ignition systems, there’s a lot to know about diagnosis and repair. One potential complication involves your bike’s CDI box. But what is a CDI box on ...

Put enough years and abuse on your truck, and parts are going to fail. Our '97 Chevy 1500 has been seriously used and abused over the years, but is slowly making a comeback with the help of some great ...

'The new darling of the engine-swap set is the GM Gen III family of small-blocks that includes everything from the lowly 5.3L truck engine to the LQ9 6.0L all the way up to the swarthy Corvette LS7 ...

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, ...

Horse Sense:NMRA racers should consider themselves lucky the sanction even permits the use of MSD's 7531 ignition box in some of the heads-up classes. In a classic, racing-rules catch-22 (where a kick ...