... anyone looking for the ultimate in durability under extreme conditions. 12 volt (130 teeth) 200mm O-ring style, SPG 8 dowel ... pin pattern. 12.75 pounds. 311 105 271L 311 105 273L 12 1/2lb. Lightened Flywheel, New, 12volt, 200mm ... 311 105 273A 311 105 27398-1273-BFLYWHEEL, 12 VOLT, 200MM, NEW FITS ALL 12 VOLT ENGINES 1500 - 1600CC Also, we can ...