Cummins QSL 8.9L Torque & Engine Specifications, HPCR Injection (24 Valve) 2 piece valve cover articulated piston
Engine Details & Torque Specs
Engine Make: Cummins
Engine Cubic Inches: 540
Engine Model: QSL 8.9L
Engine Notes: HPCR Injection (24 Valve) 2 piece valve cover articulated piston
Other Notes: 2 piece valve cover, articulated piston
Year/Serial: Fuel: Diesel
Cylinders: 6
Bore: 4.488"
Stroke: 5.689"
Firing Order: 1-5-3-6-2-4
Intake Valve Lash: .006-.022"
Exhaust Valve Lash: .015-.032" (.381-.813 mm)
Rod Torque: 26, 52 ft/lbs, +60 degrees
Head Torque: 37, 111 ft/lbs, loosen, 85, 85 ft/lbs +120 degrees
Main Torque: short bolts: 37, 70 ft/lbs, +60 degrees, long bolts: 125 ft/lbs, loosen all, 37 ft/lb, +120 degrees
Rod Journal Diameter: 2.9916-2.9926"
Main Journal Diameter: 3.8568-3.8588"
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