Volvo 2009 C70 User Manual download pdf (Page 263)

11 Specifications

Engine specifications

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Engine designation B5254T7

Output

kW/rps

169/83

hp/rpm

227/5000

Torque

Nm/rps

320/25-80

ft. lbs./rpm

236/1500-4800

No. of cylinders

Displacement (liters/cubic inches)

2.52/153.8

Bore (mm/in.)

83/3.27

Stroke (mm/in.)

93.2/3.67

Compression ratio

9.0:1

Spark plugs

type

Volvo kit no. 30650379

gap inches/mm

0.027in./0.7mm

tightening torque ft. lbs./Nm

22.5 ft. lbs./30 Nm

The engine specifications for horsepower and torque listed in this table are based on the use of premium fuel.

Charge air cooler (Intercooler)

Turbocharged engines employ a turbo-com-

pressor to force air into the engine inlet mani-

fold and a charge air cooler to cool the

compressed inlet air. The resulting increase in

air flow raises pressure in the intake manifold

and increases engine power over that devel-

oped by the normally-aspirated engine. The

charge air cooler (which resembles a radiator)

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Volvo 2009 C70 User Manual Page 263