Polini218 and Pep2 -sufficient with SI24?

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Svint1
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Posts: 49
Joined: Sat Aug 15, 2009 11:45 am
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Hello!

Last year I rode my SS180 with a Polini208-engine with Pep2 and a upjetted SI24 carb.
-worked great for normal ride, but on my 850km-in-one-day-ride, I heatseized on full throtle some times...
The enginecasing is opened for the sylinder, but nothing done to the inlet.

Now I've rebuilt with new sylinder/piston, longstroke and PHBH30. Because I've fited a PAV40 behind the scoot.
-but the induction noise is killing me! :roll:

Is there a posiblitiy of riding this scoot "safe" with trailer and a SI24 instead of the noisy Delly?

Rgrds,
Øyvind
President of Roughnecks Scooterclub

http://www.Roughnecks.no


1965 Vespa SS180 (218)
1971 Vespa 90 Racer
1986 Vespa PX250 (250 Rotax on CNC casings)
1987 Vespa PX210 with Cozy Sidecar
Juan
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Posts: 328
Joined: Sat Jan 10, 2009 11:59 am
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The standard carb should be fine but will be struggling to supply enough juice when it's wide open.

Fit it with a Cosa float chamber and needle jet and all should be well.
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