Lawn tractor starter spring lawn mower compatible BRIGGS STRATTON For models: BRIGGS STRATTON 085400 , 097700 , 115400 , 127700 , 127800 , 128800 , 129700 , 129800 , 12C800 , 12F700 , 12F800 , 12G700 , 12G800 , 12J800 , 12T700 12T800 , 133400 , 135200 Code: 30270280 Original part number: 491889 , 490874 , 262594 ah m