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Cummins ISL, QSL 8.9 Torque & Engine Specifications, HPCR fuel system CM850, Piston kit 4089963 Piston crown 4941393
Engine Details & Torque Specs
Engine Make: Cummins Engine Cubic Inches: 540 Engine Model: ISL, QSL 8.9 Engine Notes: HPCR fuel system CM850; Piston kit 4089963 Piston crown 4941393 Other Notes: Piston kit 4089963, Piston crown 4941393 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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