Hello all,
I'm not sure if I have a problem with my standard Mikuni fuel pump. My bike is a 1990 3AJ on 77,000 miles.....the bike has been a bit difficult to start lately and I was thinking it was a fuel related problem. When it starts and runs and pulls nicely in all gears. After it starts I have ...

XT3DS: Thankyou very much for the information and appreciated.
Andy

Sorry to ask such a dumb question...just need a bit of clarification for my new to me 3AJ. I've just put a new clutch in the bike and the engine and oil tank are both completely drained. So I need to refill and start it.

I've put a litre of fresh oil in the tank...expecting it to drain into the ...

Looking really good Phil....Thanks for your tips and advice. My Engine is with the engine builder and I asked him aswell to... ''have a quick look at the top end''. Hoping for a progress update at the end of this week.

Hi all,
I am new here because I too have bought a 3AJ for Sandraiders 2026 in Morocco.
My bike is a Red/White UK bike and has just completed 76K miles. It's in good condition for 1990 bike with high mileage.
The engine is out and has gone for stripdown and assessment.
I've just readthrough the posts ...

Hi Scottieh,
I too am looking for a service manual in English for a 3AJ.
Would you mind sending me a copy or link?
Much appreciated...
AndyL

Hi All,
I'd just like to introduce myself. I have recently bought a 3AJ for Sandraiders Morocco in 2026.
This is something I've always wanted to do / try and I do have an background in trials, Twinshock MX and some enduro's.
I'm preparing the bike now and starting to think a bit more about my ...