66cc bbk w/stock head and pg short, jets?

Does your Spree/Elite already run great, and you're trying to make it quicker/faster? Need a monster motor swap? Discuss your ideas here.

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arnada
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66cc bbk w/stock head and pg short, jets?

Post by arnada »

anybody ever had a similar setup and what size jets would be good to start with?
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Re: 66cc bbk w/stock head and pg short, jets?

Post by tazland001 »

Stock carb? If it is stock carb a 100 should be a good place to start. dont forget to do plug chops :)

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Re: 66cc bbk w/stock head and pg short, jets?

Post by arnada »

oops sorry forgot to mention that im using a 28 carb, thnx, just removed the stock carb and pipe.
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Re: 66cc bbk w/stock head and pg short, jets?

Post by Wheelman-111 »

Greetings:

A 28 may prove difficult to tune with a 66cc engine. Flash II was a 65cc AF05 and 24 was as big as it could take. Not saying it can't be done, but maybe a 21 or 24 would run better.
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"ISO": '03 Vespa ET4 Malossi187 74MPH
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Re: 66cc bbk w/stock head and pg short, jets?

Post by arnada »

yea i would rather use a 24 but i already had the 28 on the side.
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Re: 66cc bbk w/stock head and pg short, jets?

Post by arnada »

currently running a 45 pilot one turn out and 140 main needle jet second from top. trying to make the carb sweat, not happening.
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Re: 66cc bbk w/stock head and pg short, jets?

Post by arnada »

Swapped to 48 pilot and 1 1/2 turns out.
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