Precision-engineered 4-cylinder piston ring set with 4-inch bore, compatible with Massey Harris GP series 4WD tractors

Description

Quality Aftermarket Piston Ring Set
Fits Massey Harris MH: GP 4WD Tractors w/ Hercules OOC Engine
Specifications 4″” bore
(3) 0.125″” compression rings
(1) 0.187″” oil ring
Measure old rings before purchasing. Do not order by tractor model only. Due to the many different piston manufacturers, there can be as many as 8 different ring sets available for one particular engine. To ensure you order the correct rings, we will need the following information:1.) Bore Size.2.) Thickness of each Ring.3.) How many of each Ring Thickness per Piston.

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