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  1. K

    Yamaha V4 140HP 2Stroke Outboard

    Hi Guys, I have a 140bet 6F3 L 520718 Yamaha V4 140HP 2 Stroke Outboard Motor (Dark Blue colour) but am not sure which year this is (probably 1994). I have been wrecking my brains to find an owners service manual for this motor. I've also tried yamahapubs.com but can't find the precise manual...
  2. K

    140 2 stroke 1994 very hard to start up when cold

    hi guys, I have a 140 2 stroke 1994 model. it takes ages to start up (sometimes even 1hour of trying) and once it starts up it works perfectly fine. even if after i use it for a while and switch it off for 3-5hours... i have no problem starting it up again. the real problem is to start it up...
  3. K

    Starting Procedure - Yamaha 140hp 1994 V4 2 Stroke

    rodbolt, i tried your suggestion below on my 140 Yammi 2 stroke 1994.. proper starting procedure for the s150 and the 140 is, trim the motor down, pump up the bulb, advance the throttle so it will start about 1500 RPM then turn the key on, depress the key or the choke toggle, and while keeping...
  4. K

    Yamaha 140HP 2 stroke 1994model stalls

    Hi, last year i bought a boat with a Yamaha 1994 2 stroke engine 140HP (the navy blue ones). It always worked pretty well for me but lately it's been switching off unexpectedly. Engine is saltwater BTW. I noticed that it goes off mainly when it is still pretty cold after about 5-10mins from...
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