John Deere 4239T 4239A Torque & Engine Specifications
Engine Details & Torque Specs
Engine Make: John Deere
Engine Cubic Inches: 239
Engine Model: 4239T 4239A
Engine Notes: .375" valve stem 1.625" piston pin
Other Notes: .375" valve stem diameter, 1.625" piston pin, 7.720" OAL liners
Year/Serial: Fuel: Diesel
Cylinders: 4
Bore: 4.1929"
Stroke: 4.331"
Firing Order: 1-3-4-2
Intake Valve Lash: .014" cold (.356 mm)
Exhaust Valve Lash: .018" cold (.457 mm)
Rod Torque: 52 ft/lbs black bolts, 63 ft/lbs silver bolts
Head Torque: 95 ft/lbs before engine serial 686938
Main Torque: 85 ft/lbs
Rod Journal Diameter: 2.7480-2.7488"
Main Journal Diameter: 3.1236-3.1244"
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