W2000 injection system

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Ageing Rotarian
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W2000 injection system

Post by Ageing Rotarian »

Dear all, is there any one who has delved into the delivery of the oil pump on a w2000? I have done what the book says ‘run on premix until oil comes out of the pipe’(a bit of paraphrasing) and sure enough oil comes out, not a huge amount (guess it doesn’t need much) or under any great pressure. After an engine rebuild the internals seemed to have plenty of oil residue so I am sure it was delivering but couldn’t tell you if it was too little, too much or just right.
Thanks in advance
Roy
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kanonkopdrinker
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Location: Essex, UK

Re: W2000 injection system

Post by kanonkopdrinker »

Hi Roy

It's a Japanese two-stroke metering pump - made by Mikuni?

Yes, as you have found, oil drips out of it and I guess that's what it is supposed to do?

If you're worried about this, you could always add a little oil to the petrol for peace of mind - but run the risk of plug fouling if you add too much?

David
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