Engine Volvo B6304T2

The 3.0-litre turbo Volvo B6304T2 or 3.0 T6 engine was assembled in Wales from 2007 to 2010 and was installed in charged versions of popular models such as the S80, V70, XC60 and XC70. After the update in 2010, this unit became more powerful by 20 hp and changed the index to B6304T4.

The SHORT INLINE 6 family also includes engines: B6304T4, B6324S and B6324S5.

The engine was installed on:

  • Volvo S80 II (124) in 2007 – 2010;
  • Volvo V70 III (135) in 2007 – 2010;
  • Volvo XC60 I (156) in 2008 – 2010;
  • Volvo XC70 III (136) in 2007 – 2010.

Specifications

Production years 2007-2010
Displacement, cc 2953
Fuel system injector
Power output, hp 285
Torque output, Nm 400
Cylinder block aluminum R6
Block head aluminum 24v
Cylinder bore, mm 82
Piston stroke, mm 93.2
Compression ratio 9.3
Features DOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator Dual VCT
Turbocharging twin-scroll
Recommended engine oil 0W-30
Engine oil capacity, liter 7.4
Fuel type petrol
Euro standards EURO 4
Fuel consumption, L/100 km (for Volvo S80 T6 2009)
— city
— highway
— combined
16.7
8.0
11.2
Engine lifespan, km ~300 000
Weight, kg 190

Disadvantages of the B6304T2 engine

  • Owners of cars with such a unit on the forum most often discuss oil consumption;
  • Often, grease oozes around the timing chain cover or from under the vacuum pump;
  • The failure of the oil separator here is usually accompanied by a whistle under the hood;
  • The first years of engine production, the front cooling tube leaked and flooded the generator;
  • Another weak point of the motor is a block of a pump and power steering, sitting on the same shaft.

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