Polaris 2001 High-Performance Snowmobile Service Manual (PN 9916690), Page 236Get this manual
CHASSISBRAKESFINAL DRIVE Hayest Master Cylinder Inspection and Replacing Cartridge Subassembly
8Install the lever and pivot pin by actuating the parking brake lever enough distance for the head of the pivot pin to clear the park brake lever
9Align the lever pivot hole with the housing pivot holeSqueeze the two spring tabs on the end of the pivot pin at the same time pushing the pivot pin down through the pivot hole until the pivot pin snaps into place