Volvo B8444S engine

Volvo B8444S
Volvo B8444S
	B8444S installed in a 2006 Volvo XC90
Overview
Manufacturer	Volvo Cars (design); Yamaha (manufacturing)
Production	2005–2010
Layout
Configuration	60° V8
Displacement	4.4 L (4,414 cc; 269.4 cu in); 5.0 L (4,989 cc; 304.4 cu in) (V8 Supercar); 5.3 L (5,330 cc; 325.3 cu in) (marine); 5.6 L (5,559 cc; 339.2 cu in) (marine);
Cylinder bore	94 mm (3.70 in); 95.5 mm (3.76 in) (V8 Supercar); 96 mm (3.78 in) (marine);
Piston stroke	79.5 mm (3.13 in); 87.1 mm (3.43 in) (V8 Supercar); 96 mm (3.78 in) (marine);
Cylinder block material	Aluminium
Cylinder head material	Aluminium
Valvetrain	DOHC 4 valves / cyl.
Compression ratio	9.6:1, 10.4:1, 12.0:1
Combustion
Turbocharger	Twin-turbo (on Noble M600)
Fuel system	Port fuel injection
Fuel type	Petrol
Cooling system	Water-cooled
Output
Power output	232 kW (315 PS; 311 hp); 478 kW (650 PS; 641 hp); 485 kW (659 PS; 650 hp) (V8 Supercar engine)
Torque output	440 N⋅m (325 lb⋅ft); 819 N⋅m (604 lbf⋅ft); 660 N⋅m (487 lbf⋅ft) (V8 Supercar engine)
Dimensions
Length	754 mm (29.7 in)
Width	635 mm (25.0 in)
Dry weight	190 kg (420 lb)
Chronology
Predecessor	Volvo V8

The B8444S is an automobile V8 engine manufactured in Japan by Yamaha Motor Company for Volvo Cars.