Mitsubishi S12 Manuals, Engine Specifications & Bolt Torques

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Mitsubishi S12
Main Bearing Cap Bolt
 
434 +/- 21.7 lb.ft, 588 +/- 29.4 Nm (wet)

Mitsubishi S12
Connecting Rod Bolt Nuts
 
253 +/- 12 lb.ft, 343 +/- 17 Nm

Mitsubishi S12
Cylinder Head Bolts
 
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 S12
Bore and Stroke
 
Bore
170 mm


Stroke
180 mm

Mitsubishi S12
Displacement and Compression Ratio
 
Displacement
49.03 liter

Compression Ratio
14.5:1

Mitsubishi S12
Power and Weight
 
Power
1501 hp, 1120 kW @1500 rpm (50hz)

1702 hp, 1270 kW @1800 rpm (60hz)

Weight
Dry Weight
5320 kg