GOT A 150 HEAD ON IT HAD A SQUASH TEST DONE YHAT WAS OK ONLY PUT 108 MAIN JET IN IT IGNITION TIMING STANDARD
USING TT SCOOTER PUTOLINE SCOOTER OIL
vespa nipping
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joeythescooterboy
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^ what he said 
Nemo saltat sorbius, nisi infanus est.
to every five ltrs i put one full measure cup what do you mean by 3% i put 150mls to 5ltrs
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Donnie
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- Main scooter: Lambretta Eibar Series 2
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Fair enough but I've always used 3% on any upgraded vespa engine whether thats cylinder kits or exhausts and always advised it too, it's one part of avoiding future problems. 2% is standard factory spec as far as Im concerned.
Donnie.
yh thats what am using 3% and its running ok spark plug proper colour but am stumped thanks for your time
chris
chris