John Deere 303 Torque & Engine Specifications, Gas Late After ESN 157228 block marked T32346 R55036 R55351 R79280 o-ring grooves in block
Engine Details & Torque Specs
Engine Make: John Deere
Engine Cubic Inches: 303
Engine Model: 303
Engine Notes: Gas Late After ESN 157228 block marked T32346 R55036 R55351 R79280 o-ring grooves in block
Other Notes: block marked T32346, R55036, R55351, R79280, o-ring grooves in block, 7.720" liners
Year/Serial: Fuel: Gas
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"
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