scott0417
Oct 20 2007, 12:29 PM
I was wondering how much bigger you need to jet for DG twin pipes. Im putting them on a 1997 formula z 600. If you could help me out, that would be great. thanks
BLUE SMOKE BRAD
Oct 22 2007, 06:45 PM
try going up 2 or 3 sizes and check it from there