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Proform Universal Piston Ring Filers

4.04 out of 5 stars 118 Customer Reviews

Proform universal piston ring filers come with everything you need to gap your piston rings properly. To ensure proper piston ring end-gap, these piston ring filers enable the user to file piston rings quickly and accurately. Position the piston ring firmly against the dowel pins, and then turn the handle to rotate the abrasive wheel. Using a feeler gauge, file the piston rings to meet the manufacturer's specifications.

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Piston Ring Filer, Manual, Aluminum Base, Grinding Wheel, 120-Grit, Kit

Part Number: PRO-66785

4.04 out of 5 stars ( 118 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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