One New Aftermarket Replacement Upper Gasket Set that Fits John Deere Tractor models: 3010 (S/N <280000 4.270 4 Cyl. Engine & Early Power Booster Eng.), and 3020 (S/N <280000 4.270 4 Cyl. Engine & Early Power Booster Engine).
Fits John Deere Industrial / Construction models: 500 (S/N <280000 Early Power Booster 4.270 4 Cyl. Engine); 500A (S/N <280000 Early Power Booster 4.270 4 Cyl. Engine), 500B (<280000 Early Power Booster 4.270 Cyl. Engine)
Replaces Part Number: AR53032
