Posted March 15, 200916 yr Hi all rebuilding the Dt250F now just one question,I had to rebore 2mm over(last)due to grove in bore, question is as it's a large rebore would I need to increase the fuel to be richer and if so how?I'm useless on carbs Cheers all
March 15, 200916 yr Moderator Hi all rebuilding the Dt250F now just one question,I had to rebore 2mm over(last)due to grove in bore, question is as it's a large rebore would I need to increase the fuel to be richer and if so how?I'm useless on carbs Cheers all Check your jet sizes, Main jet should be 150, Pilot jet should be 50, If youre worried, you could always fit the next size main jet, it certainly wont do any harm while you run in the re bore, when youre happy with it being run in you could plug chop it later.
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