High Altitude Carburetor kit wGen9500DF and wGen9500DFc built after 6/19Kit will include Jets A,B,C & D#A= 2K to 3K#B= 3K to 5K#C= 5K to 6K#D= 6K to 7KSame as 518077-01

HAK Regulator Kit Kit contains 4 jets***072019 build date and newer***A #4.9=2K to 3KB #4.8=3K to 5KC #4.7=5K to 6KD #4.6=6K to 7K

Fuel Selector switch HAKs (457cc)A: 2,000 to 3,000 ft: first levelB: 3,000 to 5,000 ft: second levelC: 5,000 to 6,000 ft: third levelD: 6,000 to 7,000 ft: fourth level