Renault Billancourt engine

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Billancourt engine
Overview
Manufacturer	Renault
Also called	Ventoux engine, B-Type engine
Production	1947–1985
Layout
Configuration	Naturally aspirated Inline-4
Displacement	0.6 L (603 cc) 0.7 L (747 cc) 0.7 L (748 cc) 0.8 L (760 cc) 0.8 L (782 cc) 0.8 L (845 cc)
Cylinder bore	49 mm (1.93 in) 54.5 mm (2.15 in) 55 mm (2.17 in) 55.8 mm (2.20 in) 58 mm (2.28 in)
Piston stroke	80 mm (3.15 in)
Cylinder block material	Cast-iron
Cylinder head material	Aluminium
Valvetrain	OHV
Compression ratio	9.2:1
Combustion
Fuel system	Solex or Weber carburetor
Fuel type	Petrol
Cooling system	Water-cooled
Output
Power output	17–55 hp (13–41 kW; 17–56 PS)
Torque output	42–62.8 N⋅m (31.0–46.3 lbf⋅ft)
Chronology
Successor	Cléon-Fonte engine

The Billancourt engine was an automotive engine designed by Renault for the Renault 4CV, used subsequently until 1985. It later received the internal code "B", for Billancourt. The "sport" version is called Ventoux engine.