Engine Type	Crossley 30/100
capacity	5266cc
cylinders	4 monobloc
bore	4.3 inches (110mm)
stroke	5.5 inches (140)
compression ratio	6:1
carburettor	S
valves	side
lubrication	Dry sump
ignition	magneto
max power	91 (later 96) bhp at 2250 rpm
fuel consumption (typical)	6.5 mpg (truck) 5 mpg (tractor with 10 ton trailer)
max speed (approx)	mph
Gears	4 speed mid mounted gearbox wit 2 speed transfer box. ratios - 1:1, 1.56:1, 2.40:1, 3.8:1
Clutch
Axle	Four wheel drive with differential locks. spiral bevel ratio 3.3:1

wheelbase	11 feet 6 inches (truck) 8 feet 6 inches (tractor)
length	20 feet 3 inches (truck)
track	feet inches
weight (unladen)	4 tons 3 cwt (tractor) 4 tons 13cwt ( truck)
steering
suspension - front	semi elliptic springs underslung
suspension -rear	semi elliptic springs underslung
brakes	Servo hydraulic with 4 wheel handbrake.
wheels/tyres	12.00 x 20