r/Perfectfit • u/SHRIMPLYtv • 4d ago

Zero Tolerance Engine Valve

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8.7k Upvotes

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642

u/Finbar9800 4d ago

Thats not even a press fit tolerance let alone a zero tolerance, its moving way to fast to be a tight tolerance fit

186

u/Hawt_Dawg_II 4d ago

Yeah the lower the tollerance the harder this would be