Despite it's diminutive horsepower rating, the little five-oh was the fastest thing on the road, bar none. Every year saw improvements culminating in the '87 through '93 5.0, which boasted 225 horses ...

For optimum engine performance, it is necessary to have an ignition system that is on point. You see the whole purpose of your ignition system is to transform your battery's low voltage into the ...

Duvernay has the highest stock output production Quad 4: the 190-hp 1991 to 1992 RPO W41. The 1993 W41 lost 10 hp due to smaller exhaust ports. I have a 1992 Olds Achieva SCX with a W41 Quad 4 engine ...

From vintage points systems to modern programmable modules, Harley ignition timing is the heartbeat of your ride’s performance. Knowing how to set, adjust, and fine-tune it can transform throttle ...

For car enthusiasts and performance seekers, optimizing engine response is a thrilling endeavor. Ignition systems play a pivotal role in enhancing this aspect by delivering precise sparks that ignite ...