Guy 3.4 litre, 4-cylinder, compression ignition unit, 58
b.h.p. at 2,400 r.p.m., torque 154 lb. ft. at 1,500 r.p.m. The
Perkins P.4. could be fitted as an alternative.
4-speed and reverse, constant mesh type, constant mesh on
2nd, 3rd and 4th speeds, with provision on the right hand side
of the gearbox for a power take-off. Ratios: 1st 6.061 to 1, 2nd
3.473 to 1, 3rd 1.746 to 1, 4th 1 to 1, reverse 6.051 to 1.
Borg & Beck. 11 in. diameter, single dry plate.
Single shaft (short wheelbase model), double shaft, with
self-aligning centre bearing (long wheelbase models), statically
and dynamically balanced.
'I' section steel forging, with robust ends to take the
braking torque. The hubs were mounted on taper roller bearings.
The king pins were case hardened, and renewable bushes were
Fully floating heavy duty type, with spiral bevel final
drive. The pinion and crown wheel were mounted on roller and
ball thrust bearings, with a double roller spigot bearing at the
rear of the pinion. Axle ratios: 6.2 to 1, or 5.7 to 1.
High efficiency cam and roller type.
Semi-elliptic springs at the front and rear. The front
springs were anchored at the rear, and shackled at the front.
Shock absorbers could be fitted if required.
Girling two leading shoe with Lockheed hydrovac
assistance on all four wheels to give positive and progressive
braking. Front drums 14 inches diameter, rear drums 16 inches in
diameter. The hand brake operated on the rear wheels only
Wheels and Tyres
Michelin 7.00 x 20 heavy duty pneumatic tyres, single
fronts and twin rears, with interchangeable disc wheels of the
eight stud type. Spare wheel and carrier were provided.
A rigid frame assembly using 7 inch deep, pressed steel side
members, braced with deep channel section cross members secured
by fitted bolts.
12 volt lighting system from two 6 volt heavy duty
batteries giving 63 ampere-hours. The headlamps are sunk into
the front dash plate.
17½ gallon capacity.