MTFCA Forum • Piston Clearance - Aluminum pistons

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Piston Clearance - Aluminum pistons

Posted: Mon Oct 05, 2020 9:51 am

by ABoer

Hi All;

A friend of me asked me : What is the best clearance for new Aluminum pistons?

Thanks for your input !!

Toon

Re: Piston Clearance

Posted: Mon Oct 05, 2020 10:04 am

by Gene_French

Anthonie:
i use .004" on the currently available aluminum pistons... always an optimist ...Gene French

Re: Piston Clearance

Posted: Mon Oct 05, 2020 10:30 am

by Jack Putnam, in Ohio

I use .004 for Aluminium pistons in honed cylinders.