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M62 Tu Engine - Technical Training: Specifications BMW 7 series E38 facelift

COMPARATIVE SPECIFICATIONS (M62 TU - M62)

M62 TU B44M62 B44
Engine Design90° V8
Crankcase Material (Cylinder Bore Preparation)Aluminum Alloy (Alusil - slicone impregnated, cylinder bore etching)
Displacement (cubic centimeters)4398cc
Bore/Stroke (mm)92 x 82.7
Max. Power Output (Kw/HP) @ Engine Speed210/282@ 5,400 RPM210/282@ 5,700 RPM
Torque Output (Nm / Ft/Lbs.) @ Engine Speed440/324 @ 3600 RPM420/310 @ 3900 RPM
Compression Ratio10.0:1
Idle Speed550 RPM550 RPM
Maximum Engine Speed (RPM)61006100
Valve Stroke - Intlet/Exhaust (mm)9.0/9.09.0/9.0
Inlet Valve Diameter30.5mm
Exhaust Valve Diameter35mm
Valve Timing - (Crankshaft°)
Opening Angle - Inlet/Exhaust236°/228°238°/228°
Spread
Inlet84° - 124°112°
Exhaust104°108°
Firing Order1-5-4-8-6-3-7-2
Fuel Rating90 AKI/95RON
Engine ManagementBosch ME 7.2Bosch M 5.2.1
Generator90-150 Amp Water Cooled140 Amp

COMPARATIVE SPECIFICATIONS (M62 TU - M62)