Engine Volvo B6284T

The 2.8-liter twin-turbo Volvo B6284T engine was produced by the concern from 1998 to 2001 and was installed only on the top modifications of the S80 model under its own T6 index. This motor was replaced by a similar power unit under the B6294T index.

The 6-cylinder Modular engine family includes: B6294S, B6294T and B6304S.

The engine was installed on:

  • Volvo S80 I (184) in 1998 – 2001.


Production years 1998-2001
Displacement, cc 2783
Fuel system injector
Power output, hp 272
Torque output, Nm 380
Cylinder block aluminum R6
Block head aluminum 24v
Cylinder bore, mm 81
Piston stroke, mm 90
Compression ratio 8.5
Features DOHC, intercooler
Hydraulic lifters yes
Timing drive belt
Phase regulator at the exhaust
Turbocharging twin-turbocharged
Recommended engine oil 5W-30
Engine oil capacity, liter 6.7
Fuel type petrol
Euro standards EURO 3
Fuel consumption, L/100 km (for Volvo S80 2000)
— city
— highway
— combined
Engine lifespan, km ~240 000

Disadvantages of the B6284T engine

  • Powerful twin-turbo engine is famous for its high fuel consumption and expensive parts;
  • Also in this motor there is a whimsical electronic throttle from Magneti Marelli;
  • Still here, leaks of the phase control system and air leakage in the intake often occur;
  • Monitor the condition of the timing belt, because its breakage turns into a head repair;
  • The unit supports, water pump and gas pump are not very high resource.

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