Comparable to factory tool #398744300 Fits engine bores from 90.17mm-93.98mm (3.55"-3.70"). Perfect for EJ20 engines (fits all stock and oversize pistons/bores)
Features:- Gradual billet taper design precisely guides the piston into the bore. Will not damage piston or rings.
- Adjustable diameter allows one tool to work on all stock and oversize pistons/bores of a particular engine.
- Convenient tool-less thumb adjuster makes adjustments easy.
- CNC machined from tempered and anodized aerospace grade alloy.
- Made in USA
Company23 515 Piston Ring Compressor
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