Carburetor - Rebuilt Marvel Schebler USX21

P-MSUSX21R

Rebuilt Marvel Schebler USX21 carburetor for John Deere 3010 and 3020 tractors. Interchangeable with USX31 USX36 USX49. This carburetor has been completely disassembled, cleaned, and reassembled with new gaskets, seals and throttle shaft.$200 core charge. USX21 AR28635R.