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John Deere 303 Torque & Engine Specifications, Early block marked T24968 no o-ring grooves in block

Engine Details & Torque Specs
Engine Make: John Deere
Engine Cubic Inches: 303
Engine Model: 303
Engine Notes: Early block marked T24968 no o-ring grooves in block
Other Notes: block marked T24968, no o-ring grooves in block, 7.720" OAL liners
Year/Serial:
Fuel: Diesel
Cylinders: 6
Bore: 3.8583"
Stroke: 4.238"
Firing Order:
Intake Valve Lash: .014 hot & cold (.356 mm)
Exhaust Valve Lash: .018" hot & cold (.457 mm)
Rod Torque: 60-70 ft/lbs
Head Torque: 35, 65, 95 ft/lbs
Main Torque: 85 ft/lbs
Rod Journal Diameter: 2.7480-2.7490"
Main Journal Diameter: 3.1236-3.1244"
Heavy Duty Pros does not assume responsibility for the accuracy of this data. If you feel information contained on this website may be incorrect, please contact us.
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