Generac 0G2751/0K0988/0K6418 Flat Top Piston. For rings, order 0G25650SRV ring set. 0K6418 replaced 0K0988 and 0G2751 pistons.
Generac replacement parts will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
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