carburetor rebuild DLTX-34, Marvel Schebler DLTX-34 Fits John Deere BOne New Aftermarket Replacement Carburetor Rebuild Kit Fits John Deere Model B Tractor This basic carburetor rebuild kit is designed to restore the Marvel Schebler DLTX 34 carburetor fitted to Fits John Deere (Fits JD) Model B tractors. The DLTX 34 was introduced at serial number 96000 on the styled Model B and was used through the mid production run (serial numbers 96000 200999). The kit includes gaskets, float valve, and throttle shaft the core wear