Proform Adjustable Ring Compressors
Ring Compressor, Aluminum, Gold Anodized, Adjustable, 4.125 in. to 4.205 in., Each
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Estimated Ship Date: Monday 11/16/2026 Would you rather pick it up?
Overview
Proform Adjustable Ring Compressors
Installing pistons with one of Proform's adjustable ring compressors is easy. Just put the connecting rod through, place the piston (with rings) into the tapered end of the ring compressor, tighten the compressor around the base of the piston, and then lay the compressor flat on the engine cylinder bore.
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Some parts are not legal for use in California or other states with similar laws / regulations
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