624-11610-00 Yamaha PISTON-RING SET STD.

OEM Yamaha standard piston ring set (624-11610-00) for 2-cylinder outboard motors, providing compression and gas sealing during engine operation. Compatible with Yamaha 40-50 horsepower outboard models manufactured between 1984 and 2006. Set includes three piston rings manufactured to OEM specifications. Used as replacement maintenance item for internal engine overhaul or ring wear issues. Original equipment manufacturer part ensures proper bore fit and combustion chamber sealing.