Cylinder Block Assembly: Specifications

Displacement 4,806 CM3 (293.3 in 3)
Bore 96 mm (3.78 in)
Stroke 83 mm (3.27 in)
Max. engine power (EU) 283 kW (385 HP)
Net power as per SAE J1 349 283 kW (380 HP) at engine speed 6200 rpm
Max. torque (EU) 500 Nm (kpm)
Max. torque (USA) 500 Nm (kpm) at engine speed 3500 rpm
Net torque as per SAE J1 349 369 ftlb.
Max. liter output 58.9 kW/l (80.5 HP/1)
Max. liter output 79.1 HP/l
Compression 12.5 (-0.6)
Idle speed 550 rpm (with gear engaged), 580 rpm (in neutral)
Max. engine speed, rpm limit 6700 rpm
Engine speed limitation via electronic accelerator and fuel cutoff Engine design
Type 8-cylinder, 90' V-engine
Crankcase Aluminum, in two parts (bed plate)
Crankshaft Forged, supported by 5 bearings
Crankshaft bearing Binary bearings, dia. 64 mm (2.36 in)
Connecting rod Forged, 1 = 157.4 mm (6.46 in.)
Connecting-rod bearing Binary bearings, dia. 54 mm (2.13 in)
Piston Aluminum, cast
Cylinder Aluminum/silicon running surface, silicon particles mechanically exposed





Thrust-bearing screws securing lower part of crankcase to upper part of crankcase
M11 x 1.5 x 130 (10 ea.) Tighten screws within 5 minutes; observe tightening sequence.
Initial tightening 30 Nm (22 ftlb.)
tightening sequence. Torque angle 90°
M10 x 1.5 x 117 (10 ea.) Tighten screws within 5 minutes; observe tightening sequence.
Initial tightening 22 Nm (16 ftlb.)
Torque angle 60°





Lower part of crankcase to upper part of crankcase (cross bolt M8 x 70 (16ea.) Observe tightening sequence Tightening torque 23 Nm (17 ftlb.)
Lower part of crankcase to upper part of crankcase M8 x 35 (2ea.) Tightening torque 23 Nm (17 ftlb.)
Lower part of crankcase to upper part of crankcase M8 x 50 (2ea.) Tightening torque 23 Nm (17 ftlb.)

Connecting rod cap to connecting rod M9 x 56 (16ea.)
Step 1 Tightening sequence as synchronous as possible; use new bolts Tightening torque 8 Nm (6 ftlb.) +2 Nm (+1.5 ftlb.)
Step 2 Tightening sequence as synchronous as possible; use new bolts Tightening torque 20 Nm (15 ftlb.)
Step 3 Tightening sequence as synchronous as possible; use new bolts Tightening torque 40 Nm (30 ftlb.)
Step 4 Tightening sequence as synchronous as possible; use new bolts Torque angle 90°

Vibration damper to crankshaft M18 x 1.5 x 72 (1 ea.)
Step 1 Counter screw torque Tightening torque 20 Nm (15 ftlb.)
Step 2 Counter screw torque at damper Tightening torque 50 Nm (37 ftlb.)
Step 3 Counter screw torque at damper Tightening torque 100 Nm (74 ftlb.)
Step 4 Counter screw torque at damper Torque angle 180°