Chrome Piston Ring +.010 / Kohler 48 108 02-SPack Size:1Ariens 20094200, Gravely 012364, Kohler 48 108 02, Kohler 235890, Kohler 48 108 02-SESF 163-316, Foley/Belsaw 5979719, Foley/PLP 163-316, Green Meadow R316, NHC 266-9720, Prime Line 7-03772, Rotary 6802, Sunbelt SB-6802Gravely K301 and K532, before Serial No. 1730100013; Kohler K301 and K532, before Serial No. 1730100013Cylinder Diameter: 3.385 ", Ethanol: Not compatible with greater than 10% ethanol fuel