Jul 16, 2025 · Back in the day the 1986 JS550 and up was a POS. In 1987 I replaced the cylinders of 550's with less than 10 hours on the engine because they were brand new and …

Nov 24, 2024 · '85 JS550 was running, now has compression issues and pitted piston/head Jump to Latest 1.5K views 8 replies 3 participants last post by JayMartin Nov 29, 2024 J

Jun 17, 2008 · hello i have 89 js550 and was wonder how much work is it to put a 750 in it and what do i have to change in the 550 hull?

Sep 2, 2008 · Js550 Vs Js550 Sx can someone tell me what the difference is between the reg. JS550 and the JS550 SX? i believe in 1990 they started with the SX. My ski is a 1989 JS 550. …

Aug 2, 2013 · Post topics relevant to PWCs in this Kawasaki Jetski Forum.

Apr 30, 2012 · I just picked up an 86' Js550 off Craigslist. I was told it hadn't been used in quite a few years. I took it home, put my best, charged, battery in it and ran into some problems. …

May 14, 2018 · Hello all, new to the forum and new to Jetski's in general. Always wanted a stand-up jetski and recently found a Kawi JS440 (85) and JS550 (86). Both were completely torn …

Aug 3, 2008 · JS550 hull extension Jump to Latest 6.8K views 3 replies 4 participants last post by skiman650 Sep 7, 2009 D

Apr 29, 2011 · I picked up 2 js550's from 2 different people and they both have the same problem. Hopefully someone on here can point me in the right direction. They crank over very slowly. I …

Apr 23, 2013 · Re: js550 paint help here is an email blowsion sent me personally Just treat your ski like you would if you are painting a car. I use the same automotive finishes here at …