![1935-38 John Deere B gasket set up to serial number 59999](https://www.olsonsgaskets.com/site/wp-content/uploads/2018/12/FS1443-272x216.jpg)
This is a complete gasket set for the John Deere B up to serial number 59999. It is equivalent to John Deere’s valve, ring, and cylinder replacement set (AB3874R) plus crankshaft/bearing replacement set (AB3878R). Also fits BR, and BO models up to serial number 328999.