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  1. J

    650/X-2 750 x2 jetting help!

    I am in the process of building my 750 x2 and I need a little help with jetting. I got a 750 out of a 1995 ss xi. It has dual keihin 40's I removed the stock flame arrestors and put on aftermarket ocean pro flame arrestors. I also added a coffmans exhaust and drilled the waterbox. Should I bump...
  2. J

    650/X-2 WTB: Coffmans 650 exhaust

    I know this is not a WTB thread but someone might have an extra coffmans or westcoast around that they could let go. Let me know what you have. Thanks, James
  3. J

    300/440/550 440/550 parts for sale

    I have a few js 440/550 parts I'm looking to sell. You can text me if you are interested. 605 610 5753 Sbn 44 with throttle drum and adjustable pop off plate. - $150 Jetsport 44mm intake manifold. - $60 Intake spacers for sbn carbs - $15 Skat trak s/s 15 degree impeller for js440 - $60...
  4. J

    300/440/550 WTB: JS550 Cylinder jugs, Head, and Pistons.

    I need JS550 cylinder jugs, head and pistons. Let me know if you have them. Thanks!
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