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Mitsubishi MMC S12, Bolt Tightening Torques
Mitsubishi MMC S12 engine Connecting Rod Nut torque
253 +/- 12 lb.ft, 343 +/- 17 Nm
Mitsubishi MMC S12 engine, Main Bearing Bolt torque
434 +/- 21.7 lb.ft, 588 +/- 29.4 Nm (wet)
Mitsubishi MMC S12 engine, Cylinder Head Bolt torque
S12A2-1
Short Bolt
Step 1 = 87 +/- 4 lb.ft, 118 +/- 5.9 Nm
Step 2 = 75 +/- 3 degrees
Long Bolt
Step 1 = 145 +/- 7 lb.ft, 196 +/- 9.8 Nm
Step 2 = 60 +/- 3 degrees
S12A2-2
Short Bolt
Step 1 = 87 +/- 4 lb.ft, 118 +/- 5.9 Nm
Step 2 = 110 +/- 3 degrees
Long Bolt
Step 1 = 145 +/- 7 lb.ft, 196 +/- 9.8 Nm
Step 2 = 110 +/- 3 degrees
Mitsubishi MMC S12 engine Specifications
Bore
6.69 inches 170 mm
Stroke
7.09 inches 180 mm
Displacement
2992 CID, 49.03 liter
Compression Ratio
14.5:1
Power
1501 hp, 1120 kW @1500 rpm (50hz)
1702 hp, 1270 kW @1800 rpm (60hz)
Dry weight
5320 kg , 11731 lb
Diesel Engine Specs
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