John Deere 5203 Engine

John Deere 5203 tractor photo
2003 - 2008
5003 Series
Utility tractor
Engine Detail
John Deere 3039T
turbocharged diesel
The John Deere 5203 was naturally-aspirated until engine serial number 106478. Engines from that point on were turbocharged.
Displacement:179 ci
2.9 L
Bore/Stroke:4.19x4.33 inches
106 x 110 mm
Power:56 hp
41.8 kW
Air cleaner:dry
Rated RPM:2400
Idle RPM:800-2650
Operating RPM:1400-2400
Firing order:1-2-3
Starter volts:12
Coolant capacity:10 qts
9.5 L
Coolant change:2000 h

Intake valve clearance:0.014 inches
0.356 mm
Exhaust valve clearance:0.018 inches
0.457 mm
Engine Oil
5203 diesel engine oil chart
Oil capacity:9 qts
8.5 L
Oil change:100 h

Page information
Last update:March 15, 2022
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