js550

  1. K

    WTB: JS550 Ebox in decent condition

    Can't seemingly find any reasonably priced eboxes for the 440/550s and mine is titanic levels of rusted. Let me know what you've got and I'll gladly fork the money over
  2. ivan.adz

    kawasaki 550sx js550 goodies

    Wax racing stainless steel wear lined, Brand new, I never used it or mocked it up. Has been sitting on the shelf. $250 shipped + PayPal fees Freshly powder coated ebox in alien silver $100 shipped + PayPal fees Js550/550sx pump wedge, Rare $50 shipped + PayPal fees Complete running ebox...
  3. B

    resolved — delete

    Delete
  4. Iremen

    Vintage Kawasaki 550 Standup Jetski | PJS build

    Location: Annapolis, Maryland Price: $4000 Freight: Buyers Responsibility Local Pickup within 100 miles of Annapolis (21401) PM me with any questions please. Thanks. Selling my 1986' Kawaski 550 | PJS Race Build CLEAN TITLE This ski is really cool vintage race ski that comes with all the right...
  5. A

    Total Loss Help

    New member here, I’ve been running a 550sx with a KV total loss system for about a year and lost spark at the end of last season. I’ve replaced the coil and plug wires with brand new parts, I was wondering if anyone has any suggestions for what it could possibly be. I’m also searching for...
  6. TehXshizzit

    Garage Clean out (SN SJ, JS, Misc)

    Selling off my extra parts from over the years of upgrades. SN SJ, and some JS items. OEM 89 JS550 Bars and grips - $10 OEM 91 550sx Choke cable - $10 OEM 77 lock nut - $10 Mariner waterbox baffle broke - SOLD Yellow SN SJ Pad - SOLD SN Pole spring - $30 OEM SN Pole mount - SOLD OEM SN turn...
  7. Carma

    Kawasaki 550sx ported cylinder

    The cylinder will fit on all 550 sx's made from 1991 through 1995 $299obo These are very hard and rare to find Has been sitting for a few years has very light surface rust, honing would take the rust off. I'm not on the internet much best way to reach me is 6I6$8I3$3642 Shipping $30
  8. M

    300/440/550 JS550 Piston Port to Reed Swap

    Are there any issues that come with swapping out the stock piston port motor from a 1988 JS550 for the later model reed 550 instead? Specifically electric box, magneto, motor mounts, and jet pump coupler.
  9. prowatercraftracing

    ProWatercraft 550Force Hood

    https://prowatercraftracing.com/product/kawasaki-550force-hood/ Our 550Force hoods for the Kawasaki 440/550 are done and ready to go into production! We decided to start a group-buy to offer a discount to the first 10 of you guys. We have 3 customers in line already, we need 7 more! If you are...
  10. J

    550 power

    I have a bit of a long question, I have a 1987 js550 and I would like to try to get more power out of it without doing a full 650 swap. I've seen different kits online for a 750 that would take it to a 840. I was wondering if something like this could be done to a 550 by boring it out. If so...
  11. Cory Davison

    76 js400 Original

    Found both of these 76 js400's on craigslist in LA for 400$. I got 3 original 400 motors, 2 of them so new on the inside that I think they have only been ran once or twice. The motors and skis had been in storage since the early 80's. I've put all 3 motors in the ski and they all started up...
  12. Cory Davison

    76 js400 Original

    Found both of these 76 js400's on craigslist in LA for 400$. I got 3 original 400 motors, 2 of them so new on the inside that I think they have only been ran once or twice. The motors and skis had been in storage since the early 80's. I've put all 3 motors in the ski and they all started up...
  13. Daren

    Interchangeable Crankcase?

    Hey guys, need some help. I want to rebuild the engine in my 94 550sx and have gotten conflicting answers with my research. Can I use the crankcase from a js550 (piston port) engine with my Sx Reed cylinder jugs? Thanks
  14. C

    JS 550 Hard to Start

    Hey guys, first time posting here and was hoping to get some advice on my ski I picked up a few weeks ago. One of my dad's old jet skiing buddies had an bone stock 87' JS 550 sitting in his boat house that hadn't been started in probably 10 years; guy couldn't ride it anymore after hurting his...
  15. taylor shaffer

    1990 js550sx long crank times

    I have a 1990 js550sx that i just bought and am having troubles with it. Initially it seems to start up pretty good, but after it runs once and then shut it off it is very hard to start, it takes at least 15 seconds of crank time before it even starts to fire, once it starts to fire with about...
  16. jeepjk

    300/440/550 what are my options js550 spliting

    just picked up this ski was in great condition till i took it out of its habitat and brought it to the desert. the hull is separating and i believe the sponsons are causing it. need help in deciding my best option and ideas of fixing if possible.
  17. Ross12321

    Paint

    It has been a while since I have had a chance to log on here. I still have my old JS550 I have been wrenching my nights away on. Over the summer I got it back into working order and took it out for a little fun in the sun on the river. Long story short I blew up the engine, almost sunk the...
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