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I just bought another Superjet 650 today cause it was close and a good deal I think?? Its pretty clean and has 160 psi compression in each cylinder. Paid $600 Bought it cause th hull is in really really good shape!! The only thing that is wrong is that is cavitates(cavitation). What is...

how many ft. lbs of torque for the 8 bolts that hold the mount to the hull??? Cant find anywhere for what yamaha recommends for an FX-1 or superjet???? When you place the motor on the engine mounts and only hand tighten the 4 motor mount bolts there is alot of play if you grab the motor and...

Should there be any reason to have a air leak within the red box in my picture?? When I turn my motor by hand I can hear a really bad leak coming from the area in the red box! I put a little part of paper towl over the crack and when I turn the motor by hand, sure enough, the paper towl is...

I just took my stator cover off to check everything out inside! Does everything seem normal/good shape?? I never have taken apart this before so I do not know what to look for?? Is there any places I should apply grease to the starter bendix thing?? what type of grease?? I did notice...

How are all you guys with FX-1's running your Factory B-Pipe?? How many turns on which bolts Low, Mid, high water bolts?? The picture below shows how I have been running mine since I got the ski, didnt even know I could adjust these! My screw adjustment are unlike any other I have heard so it...

This is my last question for a while, I promise!! I will not push back on any recommendations either! First Question related to pic # 1 I removed my enging yesterday and discovered a major problem! The plate my motor mounts connect too is coming loose. I marked with red where it has...

Just got my order from Hydroturf and Jetskisolutions.com Got the $135 super strong Start/stop switch! Big Roll of Hydroturf Hydroturf Rail kit Question is: How the hell do you install the Rail kit?? My FX-1 side rails are smaller than Superjets and the Hydroturf sections seem way to wide...

Im not sure which type of head I have on my 94 FX-1?? Its not stock(I dont think)

what gauge are our ground wires on Superjets?? Will an automotive ground wire work?? (plan on putting additional heat shrink around the terminal connections!!)

I went to farm&Fleet today to get some wheel bearings for my trailer! Found: - - Engine Flush kit for $2.00 (has on/off valve also) - bearing for Intermeadiate bearing housing! - High vibration with heat shrink electrical connectors for my sparkplugg wire project. - Champion sparkpluggs for...

http://www.metricpartsdirect.com Motor mounts are $25 Midshaft bearing = $30 and gaskets I just called the place today and they say that all the parts are Yamaha OEM........Not WSM or some othe junk!!

How far off can a Walmart $25 compression tester be??? I bought a jet ski couple weeks ago and the guy that I bought it off of had a decent(I think) compression tester. Both cylinders ended up at 150 psi on his compression tester. Today, I checked the compression in the same ski with my...

has anyone used a JETLYNE carb rebuild kit before??? How do they compare to Mikuni rebuild kits ??

I recently bought some expensive MOROSO Blue Max sparkplugg wires for my FX-1. Mine were seperating inside the insulation!! I plan on just cutting back the stock wires close to the coil and connecting these MOROSO BLUE MAX wires. Anyone have any recomendations on how to connect the stock...

I went to test me 1991 Superjet compression today and it seemed to have a problem!! The ski has good start/stop switch New battery When I hit the start button the motor does not turn over but I do hear a little "pop" noise in the electrical box when ever the button is pressed. Then after...

the cheapest I have found OEM yamaha FX-1 motor mounts for!! $30.00 Just thought I would share my find!! http://www.metricpartsdirect.com/fiche_section_detail.asp Are these really OEM???

What are the most comfortable Stand-up jetski hand grips on the market??? Has anyone every ordered the Yamaha OEM stock grips for a superjet?? How did the feel/work out.....only $6.95 each.

Hi everyone, I searched and found some good answers on how to rebuild this but......everyone has different recommendations. I do not have a press I do have a car jack, large sockets etc.... Any one give me some step by step instructions on how to safely rebuild my midshaft?? Step by step...