Engine Volvo B6304T4

The Volvo B6304T4 3.0-liter turbo engine was assembled at the Wales plant from 2010 to 2016 and was installed in charged versions of a number of the company’s models, such as the S60, S80, V60, V70 or XC60. There is a modification of such a power unit with a capacity of 350 hp under the index B6304T5.

The SHORT INLINE 6 family also includes engines: B6304T2, B6324S and B6324S5.

The engine was installed on:

  • Volvo S60 II (134) in 2010 – 2016;
  • Volvo S80 II (124) in 2010 – 2016;
  • Volvo V60 I (155) in 2010 – 2016;
  • Volvo V70 III (135) in 2010 – 2016;
  • Volvo XC60 I (156) in 2010 – 2015;
  • Volvo XC70 III (136) in 2010 – 2016.

Specifications

Production years 2010-2016
Displacement, cc 2953
Fuel system injector
Power output, hp 304
Torque output, Nm 440
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 6.8
Fuel type petrol
Euro standards EURO 5
Fuel consumption, L/100 km (for Volvo S60 T6 2012)
— city
— highway
— combined
14.5
7.3
9.9
Engine lifespan, km ~280 000
Weight, kg 190

Disadvantages of the B6304T4 engine

  • Most owner complaints on specialized forums are related to lubricant consumption;
  • Most often, oil oozes from under the vacuum pump or in the area of the timing chain cover;
  • A strong whistle under the hood of a car indicates the need to replace the oil separator;
  • In the timing drive, the chain runs for a long time, but the bearings and gears of the gearbox do not always;
  • Also periodically requires attention block of the pump and power steering, sitting on the same shaft.

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