140n
BMW 320i BMW 325i/325xi BMW 330i/330xi
Displacement
Number of cylinderscu in (cmm) 132.5 (2,171)
6152.2 (2,494)
6181.8 (2,979)
6
Maximum power
at engine speedhp (kW)
rpm168 (124)
6,100184 (135)
6,000225 (165)
5,900
Max. torque
at engine speedlb-ft (Nm)
rpm155 (210)
3,500175 (237)
3,500214 (290)
3,500
Compression ratioe
10.8 10.5 10.2
Stroke
Borein (mm)
in (mm)2.83 (72)
3.15 (80)2.95 (75)
3.31 (84)3.53 (89.6)
3.31 (84)
Fuel-injection system Digital electronic engine-management system (DME)
BMW 325xi, 330xi: a specially-equipped chassis dynamometer is required for stationary performance testing; never
attempt to measure output at the wheels on a conventional dynamometer.
Engine data
142n
Weights
BMW 320i BMW 325i BMW 325xi BMW 330i BMW 330xi
Curb weight (with one person, ready for operation, full tank of fuel, options not included)
with manual transmission
with automatic transmissionlbs. (kg)
lbs. (kg)3,142 (1,425)
3,219 (1,460)3,219 (1,460)
3,307 (1,500)3,461 (1,570)
3,527 (1,600)3,285 (1,490)
3,362 (1,525)3,483 (1,580)
3,538 (1,605)
Approved gross vehicle weight
with manual transmission
with automatic transmissionlbs. (kg)
lbs. (kg)4,200 (1,905)
4,277 (1,940)4,277 (1,940)
4,365 (1,980)4,520 (2,050)
4,586 (2,080)4,343 (1,970)
4,420 (2,005)4,541 (2,060)
4,597 (2,085)
Approved front axle weight lbs. (kg) 1,973 (895) 1,984 (900) 2,183 (990) 2,006 (910) 2,161 (980)
Approved rear axle weight lbs. (kg) 2,359 (1,070) 2,425 (1,100) 2,469 (1,120) 2,469 (1,120) 2,491 (1,130)
Approved roof load capacity lbs. (kg) 165 (75) 165 (75) 165 (75) 165 (75) 165 (75)
Luggage compartment capacity cu ft (l) 15.5 (440) 15.5 (440) 15.5 (440) 15.5 (440) 15.5 (440)
Never exceed either the approved axle weights or the approved gross vehicle weight.
143n
OverviewControlsMaintenanceRepairsDataIndex
Capacities
Notes
Fuel tank
Reserve gal. (liters)
gal. (liters)approx. 16.6 (approx. 63)
approx. 2.1 (approx. 8)Fuel specification, refer to
page 23
Windshield/
Headlamp washer reservoir quarts (liters) approx. 5.6 (approx. 5.3)Specifications, refer to
page 114
Cooling system including
heater circuitquarts (liters) approx. 8.9 (approx. 8.4) Specifications, refer to
page 117
Engine oil and filter change quarts (liters) 320i, 325i, 330i:
approx. 6.9 (approx. 6.5)
325xi, 330xi:
approx. 7.9 (approx. 7.5)BMW High Performance
Synthetic Oil
Specifications, refer to
page 115
Manual and automatic transmission,
transfer box and differential.Ð Lifetime lubricant, no oil change
required