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| Leyland L60 | |
|---|---|
.jpg) Leyland L60 engine pack with one of the radiators in the raised position displayed at the Bovington tank museum | |
| Overview | |
| Manufacturer | Leyland Motors |
| Layout | |
| Configuration | six-cylinder, twelve-piston opposed-piston engine |
| Displacement | 19 litres (1,200 cu in) |
| Cylinder bore | 117.5 mm (4.63 in) |
| Piston stroke | 146.1 mm (5.75 in) |
| Valvetrain | valveless |
| Compression ratio | 16:1 |
| Combustion | |
| Turbocharger | Roots (scavenge blower) |
| Fuel type | Diesel |
| Oil system | dry sump[1] |
| Cooling system | Water-cooled |
| Output | |
| Power output | 650 brake horsepower (480 kW) at 2,100 rpm (L60 No.4, Mk 4A) 750 brake horsepower (560 kW) (L60 MK 7A) |
| Torque output | 1,460 lb⋅ft (1,980 N⋅m) at 1,320 rpm (L60 No.4, Mk 4A) |
The Leyland L60 was a British 19-litre (1,200 cu in) vertical six-cylinder opposed-piston two-stroke multi-fuel diesel engine designed by Leyland Motors in the late 1950s/early 1960s for the Chieftain main battle tank (MBT). The engine was also used in the Vickers MBT and its Indian-built derivative, the Vijayanta.
- ^ TANK, COMBAT, 120-mm GUN, CHIEFTAIN, ALL MARKS USER HANDBOOK 1966. Director of quality assurance (fighting vehicles and engineer equipment). 1966.