As moderator of J&P’s online forums as well as technical adviser here at the company, I get the opportunity to exchange posts about a variety of topics and interact with hundreds of people each week. And in both venues, I find one of the most asked questions is, “If I change my pipes, will I need to rejet?” The simple answer is “Yes, you do need to rejet.
And now I’ll explain why. But first, a little motorcycle exhaust education: Exhaust technology is the reason two-stroke engines work. Volumes have been written about the principles governing expelling gases out of the beloved internal combustion engine – space forces me … Continue Reading