In the timing section of "Power Tuning" we learned why a distributor has an ignition curve and how it works. Now we're going to look at the procedure for setting up an ignition curve or modifying an ...

Ignition timing is an often-misunderstood concept that has a big effect on performance. An air/fuel mixture burn rate doesn't increase in direct proportion to engine rpm. Therefore, the faster the ...

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 ...