Route 6 Equipment Parts, Inc. GET THE RIGHT PARTS THE FIRST TIME!! John Deere 4024TF270 Diesel Engine Cylinder Head # Marked – R502577 # – RE506335 USED HEAD, MAY NEED WORK, NO APPARENT CRACKS, UNTESTED AS IS Fits: Wheel Loader 244J Skid Steers 313, 315, 317, 320 Tractor 4120, and More! Terms & Conditions of Sale. All parts guaranteed to… Read more →