Volvo B18 engine

Volvo B18 engine
Volvo B18 engine
Overview
Manufacturer	Volvo
Production	1961–1968 (B18); 1969–1981 (B20);
Layout
Configuration	Naturally aspirated Inline-4
Displacement	1,778 cc (108.5 cu in) (B18); 1,986 cc (121.2 cu in) (B20);
Cylinder bore	84.14 mm (3.31 in) (B18); 88.9 mm (3.5 in) (B20);
Piston stroke	80 mm (3.15 in)
Cylinder block material	Cast iron
Cylinder head material	Cast iron
Valvetrain	OHV
Compression ratio	8.5:1 – 10.5:1
Combustion
Fuel system	SU or Zenith/Stromberg carburettors; Electronic fuel injection; Mechanical fuel injection;
Management	Bosch D-Jetronic or K-Jetronic
Fuel type	Gasoline
Oil system	Wet sump
Cooling system	Water cooled
Output
Power output	40–225 bhp (29.8–167.8 kW)
Chronology
Predecessor	Volvo B4B engine
Successor	Volvo Redblock Engine

The B18 is a 1.8 L inline four cylinder overhead valve automobile engine produced by Volvo from 1961 through 1968. A larger 2.0 L derivative called the B20 debuted in 1969.

Despite being a pushrod design, the engines can rev to 6,500 rpm.^{[citation needed]} They are also reputed to be very durable. The world's highest mileage car,^[1] a 1966 Volvo P1800S, traveled more than 4,890,993 km (3,039,122 mi) on its original B18 engine.^[2]^[3]

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Volvo B18 engine

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