BMW S50B30 (1993)

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Specifications

BMW S50B30, srtaight 6 cyl, 4 stroke, petrol engine
Introduced in 1997
2990cc
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Dimensions

Cylinders arrangement: I6
Strokes: 4
Bore x Stroke: 86.0 x 85.8 mm
Capacity: 2990 cc
Compression ratio: 10.8:1

Construction materials

cast iron block and aluminum head
connectin rod distance center to center 142 mm
piston compression height 31.6 mm

Cylinder-head

crossflow design
DOHC with VANOS system in the inlet valves cam (stock), 4 valves / cyl - 24 valves total, inlet valves diameter 34 mm

Aspiration

natural with Motronic M3.3 engine management and multipoint electronic fuel injection with 1 throttle body per cylinder (6 throttles)

Ignition

ECU, Motronic M3.3
firing order 1-5-3-6-2-4

Cooling and lubrication

water cooled
dry sump

Torque values

Models used and Output

Year	Model	Induction	Compression ratio	Power	Torque
1997	Debora LMP296	MPFI	10.8:1	324 HP at 7,200 rpm	350 Nm at 4,400 rpm
1998	Picchio SR2	MPFI	10.8:1	324 HP at 7,200 rpm	350 Nm at 4,400 rpm
2000	Debora LMP299	MPFI	10.8:1	324 HP at 7,200 rpm	350 Nm at 4,400 rpm
2002	Debora LMP200	MPFI	10.8:1	324 HP at 7,200 rpm	350 Nm at 4,400 rpm