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  1. MTRHEAD

    SOLD Vilder SJ flywheel and cdi

    Please read detail FS: Vilder cdi and flywheel for 62t stator Can’t get cdi to work Flywheel does work however it does not produce a strong field for the cdi circuit. Ski will start with this flywheel and the ski will charge perfectly with this flywheel. Spark breaks up at high rpm when...
  2. MTRHEAD

    SOLD Yamaha drop/tilt nozzle

    For sale. Yamaha SJ or Blaster drop/tilt nozzle. This was a custom made nozzle (I was told for Jacobs in early/mid 90’s) before Protecs. I cleaned it up and made sure it fits an oem pump (came on a boat with 140mm mag). Now it’s same opening as OEM. 83 nozzle exit. Can be bored to at least...
  3. MTRHEAD

    SOLD Superjet rear sponsons

    FS modified JSU/Kommander rear sponsons and custom homemade stuffer sponsons. Sold as is. They work. $40 shipped in USA Please msg
  4. MTRHEAD

    SOLD Kommander SJ custom rear sponsons stuffers

    For sale custom Kommander rear superjet sponson with welded on stuffers to create one piece rear sponsons that adds up to 1-2mph. These work as good or better than the other brand plastics ones $50 shipped in USA Please message
  5. MTRHEAD

    SOLD FS: JC racing racing mid sponsons

    for sale JC Racing mid sponsons. Excellent condition. I shortened the front “not the actual blade portion” because I combined them with a rear stuffer to stay under 36” Work good $50 shipped in USA Please PM
  6. MTRHEAD

    WTB/WTT Riva Redpipe SJ

    Looking for a Riva red pipe preferably an SJ model. Purchase or a trade for other Yamaha goodies I sold 2 in last few years and need one again please msg
  7. MTRHEAD

    Buyer beware ADAMTT or FINNLOGAN

    Buyer beware of adamtt on xh2o / finnlogan on pwctoday. I see he is at it again with a Pro-tec pipe today. He got me over on pwctoday.com his member name over there is finnlogan. I posted a want add for a speedwerx manifold, naturally I bit on his offer and paid him in paypal. I’ve done it...
  8. MTRHEAD

    Used FS worx racing boots size 8

    Used men’s size 8 worx h20 boots. My son used them one season in Michigan. He hit his growth spurt and now wears size 11 worx. Overall great condition. Nylon socks included $40 shipped in USA or trades
  9. MTRHEAD

    SOLD Blowsion internal fill

    For Sale Blowsion internal fill Used one season Works great Mint condition. $125 shipped in USA
  10. MTRHEAD

    SOLD FS: Blowsion billet handlepole lowering bracket/spring

    For sale: blowsion billet pole bracket with all hardware including modified blowsion spring for the lowering bracket Used 1 season (sold ski) - typical side minor scratches on edge were hood bypasses( not seen from outside) otherwise all parts MINT - total retail was almost $300 $150 shipped...
  11. MTRHEAD

    Flywheel balancing?

    I posted this in a thread and it shouldn’t be tied to that thread Curious to how the shops/people offering lightweight cut flywheels balance them? If anyone does. I’ve seen it done at a supplier of an oem equipment manufacturer and I doubt anyone on this site has that equipment, maybe a few...
  12. MTRHEAD

    WTB: 144mm Skat Swirl C75 Yamaha Superjet / Blaster

    Looking for Skat Swirl 144mm C75 (big hub) for a Yamaha, No solas No hookers (I have those) Any of these sizes or anything in-between 10/16 10/17 10/18 11/17 11/18 Please PM Thank you
  13. MTRHEAD

    Want to Buy Speedwerx exhaust manifold

    Wanted to buy speedwerx exhaust manifold riva made some too that were short like speedwerx message
  14. MTRHEAD

    SOLD 61x flat top or round big bore cylinder

    For sale: 61x cylinder setup as flattop 85.5mm bore Dimensions are approx with calipers Cylinder 114.5mm Exhaust port 36.7mm 187 degrees Transfer pet 54.3mm 121 degrees Exhaust port width 56.5mm Transfer bottoms raised up and all larger than oem Sleeve diameter at bottom 89.5mm (86.5 ok)...
  15. MTRHEAD

    ecwi microtouch jumpers?

    Where is a good source for the microtouch ecwi jumpers? Are they a common electrical part? Need some
  16. MTRHEAD

    FS. ATP EPIC HX3 ignition

    For Sale ATP EPIC HX3 ignition Cdi Bought for a limited build I never did validated on OCD’s cdi dyno $200 shipped in USA or trades
  17. MTRHEAD

    SOLD TNT Superjet/Blaster Chamber w/mount

    For sale: TNT Superstock chamber. About 1 year old Comes with brand new fpp coupler, front mount cover and lord, and aluminum insert in water stinger for jets System has been cleared to fit superjets perfectly! Fits waveblasters too Great spec pipe for SJ/Blaster or free ride pipe. I have...
  18. MTRHEAD

    New FS FactoryPipe FactoryFire CDI ignition system NIB

    Brand new!! in box Factorypipe FactoryFire ignition. Superjet or Blaster. Fully programmable with ECWI. Includes programming software and interface. Most advanced cdi of its time. Ecwi, multicurves, programmable with palm pilot $150 shipped in USA
  19. MTRHEAD

    SOLD TBM Yamaha SJ pump cone 144/155

    For sale TBM Yamaha super pump cone this will work on 144’s to turn it into a big hub mag style pump and it will work on 155’s with a little pump housing grinding. $230 shipped in USA
  20. MTRHEAD

    SOLD FS new Solas big hub 13/19 YQ

    For sale. New solas YQ 13/19 concord Superjet or Blaster big hub prop Not for: Too big for typical B pipe 701 superjet. Good for: Big motor Or ported SJ or Triple Blaster $125 shipped in USA. new never used sold
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