Volvo B6294T engine
Engines

Volvo B6294T engine

Technical characteristics of the 2.9-liter Volvo B6294T gasoline engine, reliability, resource, reviews, problems and fuel consumption.

The 2.9-liter twin-turbo Volvo B6294T engine was produced by the company from 2001 to 2006 and was installed on the top modifications of the S80 sedan and XC90 SUV under the T6 index. This power unit is essentially a slightly updated version of the well-known B6284T motor.

6-cylinder Modular engines: B6284T, B6294S and B6304S.

Specifications of the Volvo B6294T 2.9 twin-turbo engine

Exact volume2922 cm³
Supply systeminjector
Internal combustion engine power272 hp
Torque380 Nm
Cylinder blockaluminum R6
Block headaluminum 24v
Bore83 mm
Piston stroke90 mm
Compression ratio8.5
Features of the internal combustion engineDOHC, intercooler
Hydraulic compensatorsYes
Timing drivebelt
Phase regulatorinlet and outlet
Turbochargingtwin-turbocharged
What kind of oil to pour6.7 liters 5W-30
fuel typeAI-95
Environmental classEURO 4
Approximate resource250 000 km

B6294T engine catalog weight is 187 kg

Engine number B6294T is located at the junction of the block with the head

Fuel consumption Volvo B6294T

Using the example of a 90 Volvo XC2003 with automatic transmission:

City18.5 liters
Track9.6 liters
Mixed12.9 liters

Which cars were equipped with the B6294T 2.9 l engine

Volvo
S80 I (184)2001 – 2006
XC90 I ​​(275)2002 – 2006

Disadvantages, breakdowns and problems of the internal combustion engine B6294T

The twin-turbo unit is famous not only for high consumption, but also for expensive spare parts.

The weak point of this motor is the phase regulators, they often break and flow

Also, the fan control unit and the fuel pump regularly fail here.

The timing belt does not always serve the required 100 km, and when it breaks, the valve bends

Other problems include air leakage in the intake and low resource of engine mounts


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