1971-1973 Arctic Cat Snowmobiles Factory Service Manual, Page 102Get this manual

1971-1973 Arctic Cat Snowmobiles Factory Service Manual, Page 102

CARBURETION (TILLOTSON)
Install the fuel pump gasket and fuel pump diaphragmPlace fuel pump body into position
2218Adjust the inlet control lever so that the center of the lever that contacts the main diaphragm is flush with the side of the metering chamber walls
DEPRESS HERE

THEN PUSH
TAB DOWN