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Piston to bore clearance

Technical help for Series one, two and three Lambrettas. Models include the Li, Li Special, TV, SX, GP, Serveta and API/SIL models

Piston to bore clearance

Postby drivera » Mon Aug 05, 2024 8:20 pm

Trying to find the tapping noise on a new Casa 80cc kit on my Lui , what should the clearance be in thousands of an inch ?
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Re: Piston to bore clearance

Postby Littlewheels » Mon Aug 05, 2024 10:19 pm

Clearance between bore and cylinder should be approx 2 - 2.5 thou or 0.0508mm - 0.0635mm
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