Rolls-Royce B range engines
Model Configuration Displacement Power Output Redline Bore Stroke Produced ( approx . ) Applications
B40 I4 2838 cc 80 bhp 3750 rpm 3.5 4.5 20,000 Austin Champ , 10kW trailer-mounted Generators , Coles crane
B60 I6 4256 cc 120 bhp 3750 rpm 3.5 4.5 14,500 Daimler Ferret , Humber 1 Ton , Humber Pig , Humber Hornet
B61 I6 4887 cc 140 bhp 3750 rpm 3.75 4.5
B80 I8 5675 cc 160 bhp 3750 rpm 3.5 4.5 4,700 Alvis Saracen , Alvis Saladin , Alvis Salamander , Centurion ARV Winch Motor , Douglas Aircraft Tug
B81 I8 6516 cc 185 bhp 3750 rpm 3.75 4.5 4,000 Alvis Stalwart , FV430 Series ( Mk 1 )
Overview -- Common Features
The engines were available in 5 main models , which were fitted to small to medium tactical vehicles , up to about 13 tonnes in mass . They were also used in some fixed and mobile plant equipment .
The Rolls-Royce B range was a range of petrol engines first intended to be installed in a car but in 1943 developed into a range to power the British Army's wheeled vehicles. The Alvis Saladin and Rolls-Royce Phantom IV were fitted with 8-cylinder versions.