I have a 2002 Yamaha 800 XLT. Just replaced two the two piston and a cylinder. The power valve that is attached to the cylinder has a bolt that will not lock down tight to the cylinder and I can see it spitting fluid thru it. I assume this is what is causing my engine not to stay cranked and rough idleing. Does anyone know what this loose valve would cause?? Thanks in advance
Help!! Powervalve questions
Join the discussion
Recommended Reading
-
Motor Id
Yamaha JetskiI have a 1998 XL 1200 waverunner and i'm trying to figure out if the motor is a 1200 or a 1200r. I going to set the Popoff pressure on the carbs and the spec pressures are completely different on the two motors.- 1
- 32
-
2005 xlt 1200 water in crankcase
Yamaha JetskiHere is a pic of what I found when i disassembled a XLT1200 recent acquisition. Waverunner has not run since 2016. Don't know the backstory how the water got in, maybe rolled and continued to run? Crank will not spin for obvious reasons. Cylinders were in great shape. Few questions, Is any...- 5
- 102
-
2 Non running gp 800s
Yamaha JetskiSo I bought these two yamaha gp 800s yesterday for 400 bucks with a double trailer. The guy that I bought them from said he got them from a buddy back in 2013 and he just said they didnt run. I figured what the heck the trailer is worth the 400 to me. The skis are a 1998 and a 2001. Does anyone...- 28
- 833
-
2014 Yamaha 1.8 HO Cruiser
Yamaha JetskiWhile changing the spark plugs preparing my ski for this coming season, I noticed corrosion on each plug between the drive hex and the rubber boot attachment area. What could be the cause? Thank you.- 6
- 171
-
Ray Pollard · updated
-
'05 gp800r premix conversion and gasket application
Yamaha JetskiGood day, just acquired new to me 05 gp800r and 05 xlt1200 from a friend who wanted them gone. both with bad top ends. My first two PWC ever, and I'm pushing 50. I'm pretty handy, but no mechanic. Disassembly went very well, straightforward. found problems with low compression. maybe this...- 11
- 572
Join now to ask and comment!