• Welcome to Jetboaters.net!

    We are delighted you have found your way to the best Jet Boaters Forum on the internet! Please consider Signing Up so that you can enjoy all the features and offers on the forum. We have members with boats from all the major manufacturers including Yamaha, Seadoo, Scarab and Chaparral. We don't email you SPAM, and the site is totally non-commercial. So what's to lose? IT IS FREE!

    Membership allows you to ask questions (no matter how mundane), meet up with other jet boaters, see full images (not just thumbnails), browse the member map and qualifies you for members only discounts offered by vendors who run specials for our members only! (It also gets rid of this banner!)

    free hit counter

mr1 engine

  1. N

    Rebuilding vx110 parts questions

    Just about to pull both engines out of my 2007 Yamaha ar210. I believe both engines were not winteriezed after sitting outside in New England for 5 years and the blocks are cracked. Just purchased a used crank case from eBay. Had some questions before I drop everything off at the machine shop...
  2. 305SX230

    MR1 engine overheating only when underway.

    Hi everyone, I could use some advice. I have an 04 SX230 with the MR1 engines. About 2 months back, I took the boat out, and the starboard motor overheated. I looked over, and water was coming out of both of the spouts at the same rate. When I got home, I ran it on the hole, and it would not...
  3. C

    MR1 Engine Replacement

    Hello all, I recently acquired two 2005 Yamaha FX Cruisers both with less than 100 engine hours, however one of them has a hole in the engine. They appear to come with the MR1 Engines. I am new to this world, even as I have mechanical background in car/truck/heavy equipment engines. I am...
Back
Top