Piston Ring Std / Tecumseh 34854Pack Size:1Tecumseh 34854, Tecumseh 32606, Tecumseh 33315ESF 163-756, Foley/Belsaw 5976240, Foley/PLP 163-756, Green Meadow R78, Laser 94125, NHC 266-9244, Oregon 36-051, Prime Line 7-03726, Rotary 1460, Sunbelt SB-1460, Sunbelt B1SB1460Tecumseh HH60, LAV40, TNT100, TVS100, TVS105 and VH60Cylinder Diameter: 2.625 ", Ethanol: Not compatible with greater than 10% ethanol fuel