Outboard Motor Parts Piston Ring Kit for Yamaha E40Mh 40X 66T116310193

This piston ring kit is high-quality aftermarket marine spare parts marked OEM PN 66T116310193. It suits Yamaha E40MH and 40X two-stroke outboard motors with an 80mm standard cylinder bore. Precision machining ensures effective sealing inside cylinders. Wear-resistant alloy copes with continuous marine operation and prevents gas blow-by. Dimensions comply with OEM standards for simple assembly. This ring set recovers sufficient compression and guarantees stable power output on water.

This is a brand new piston set (STD size) For Yamaha Outboard Motor ,And also for Parsun,Hidea,Seapro,Hangkai,HDX etc 2 strok 40HP ,E40X series.

Ref. Part No: 66T-11631-00

Piston Diameter: 80mm / 3.149in

Wrist Pin: 20mm / 0.787in

It used on:

for Yamaha 40HP E40MH 40X outboard engine

E40MLHW-REV - 1998 E40MLHX - 1999 E40MLHY - 2000 E40MLHZ - 2001---up

Parsun 40HP E40MH 40X boat motor