Parts Unlimited 1003-1619 Carburetor Repair Kit engine-valve-train-valve-train-kit Lock nuts are 6061 T-6

Lock nuts are 6061 T-6 aluminum for strength with a nylon insert

constructed from 3/16 inch cold-rolled steel plate for exceptional durability

1972 Sno-Jet SST 433

2000-2001 Polaris Trail Boss 325

Copper Core Aids in Heat Removal

Parts Unlimited 1003-1619 Carburetor Repair Kit engine-valve-train-valve-train-kit Lock nuts are 6061 T-6Kits include all of the necessary components to repair a carburetor. Models with multiple carburetors include components to repair all carburetors. Kit includes all necessary O rings, gaskets, jets, needle, mixture screw, float bowl screws, float valve needle and seat (needle jet and other pressed in jets are not included in kit). OEM jet sizes and slide needles are included in the kit. NBR rubber material is used on all O rings and rubber gaskets;