372, 372XP, 371, 371XP, 365, 365 SPECIAL, 375K Chainsaw. 1 Piston pin. 2 Piston rings. 1 Needle roller bearing. 1 Cylinder. 1 Cylinder gasket. Replace OEM No. For 503 93 93 - 72, 503939372, 503961501, 503 96 15 - 01.
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