Cummins ISB 6.7L Torque & Engine Specifications
Engine Details & Torque Specs
Engine Make: Cummins
Engine Cubic Inches: 408
Engine Model: ISB 6.7L
Engine Notes: piston marked 6946 8619 front gear train
Other Notes: front gear train, fracture split rods, piston marked 6946, 8619
Year/Serial: Fuel: Diesel
Cylinders: 6
Bore: 4.2086"
Stroke: 4.881"
Firing Order: 1-5-3-6-2-4
Intake Valve Lash: .010" (.254 mm)
Exhaust Valve Lash: .020" (.508 mm)
Rod Torque: 22, 44 ft/lbs, +60 degrees
Head Torque: 60, 90 ft/lbs, +90 degrees
Main Torque: 45, 66 ft/lbs +90 degrees, for new bolts 89, loosen, 45 ,63, +120 degrees
Rod Journal Diameter: 2.7160-2.7170"
Main Journal Diameter: 3.2672-3.2682"
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.