101" FC: Technical Information

General Arrangement for 12 and 24 volt models
Overall length, fully equipped	4330 mm	170.5 in
Overall length, basic stripped	4217 mm	166 in
Overall height, to top of windscreen	2138 mm	84 in
Overall height, over hood (GS model)	2283 mm	90 in
Wheelbase	2565 mm	101 in
Track (distance between wheels), front	1524 mm	60 in
Track (distance between wheels), rear	1549 mm	61 in
Length of body (load bed)	2491 mm	98 in
Width of body (load bed)	1720 mm	67.75 in
Overall width	1842 mm	72.5 in
Turning circle	11.3 m	37 ft
Minimum ground clearance under axles	254 mm	10 in

Weights
Description	12 volt	24 volt
Unladen: coolant, oil, 24 gallons fuel	1924 kg	1940 kg
Front axle	1138 kg	1187 kg
Rear axle	723 kg	753 kg
Laden: Maximum approved gross loaded	3651 kg	3652 kg
Maximum front axle	1846 kg
Maximum rear axle	1910 kg

Performance
Average safe speed cross-country (laden)	20-30 km/h (12-18 mph) depending upon terrain
Maximum gradient climbable (dry concrete)	Greater than 60%
Range of action, road	545 km (340 miles)
Range of action, cross-country	320 km (200 miles)
Fuel consumption target road	20 liters/100 km (14.2 mpg)
Fuel consumption target cross-country	35 liters/100 km (8 mpg)
Net power/gross wt ratio	38.8 kw/tonne (52 bhp/ton)
Maximum tractive effort top gear and high transfer engaged (100 per cent efficiency)	1002 n/tonne (229 lb/ton)
Maximum tractive effort bottom gear and low transfer engaged (100 per cent efficiency)	14730 n/tonne (3365 lb/ton)
Wheel type	Steel, well base
Tyre size	900 x 16 305/85R16

Tyre pressure
Road conditions	Front	1.9 kg/cm2	28 lb/sq in
	Rear	2.5 kg/cm2	35 lb/sq in
Cross Country	Front	1.4 kg/cm2	21 lb/sq in
	Rear	1.4 kg/cm2	21 lb/sq in

Engine
Type	Gasoline V8, 8.5:1 CR
Bore	88.90 mm	3.500 in
Stroke	71.12 mm	2.800 in
Cylinder capacity	3528 cc	215 cu in
Minimum bhp at clutch (net) @ 5000 rpm	12 volt	120 bhp
	24 volt	116 bhp
Minimum torque at clutch (net) @ 2500 rpm	12 volt	261.9 kg/m 176 lb-ft
	24 volt	252.9 kg/m 170 lb-ft
Valve Timing (Peak)	Exhaust	105.5 BTDC
	Inlet	112.5 BTDC

Ignition
Firing Order	1, 8, 4, 3, 6, 5, 7, 2
Contact breaker gap (points)	0.35 to 40 mm (0.014 to 0.016 in)
Spark Plug Gap	0.60 mm (0.025 in)
Ignition timing @ 600 rpm (Static and dynamic)	85 Octane	TDC
	91-93 Octane	3 degrees BTDC
12 volt	Distributer	Lucas type 35 D8-G
	Dwell angle	26-28 @ 600 rpm
	Coil	Lucas type 16c6
	Spark Plugs	Champion L92 Y 14mm with suppressors
	Supressor 10,000 to 15,000 ohm (spark plug cables)	LV6/MT4/2920-99-803-5505
24 volt	Distributer	Lucas twin leverl concentric contact breaker (Screened)
	Coil	Lucas type 5C10
	Spark Plugs	Screened and waterproofed Champion RSL 92Y 14 mm

Fuel System
Fuel Pump	Electric, in tank
Carburetters	Two Zenith 175 CD 2S
Carburetter Needle	2AY
Idle Speed	600 rpm
Air Cleaner	AC Cyclone paper filter element 228.6mm (9 in)
Filter	Sediment bowl and element type

Clutch
Single dry plate with diaphragm spring center 266 m (10.5 in) Borg and Beck
Hydraulic

Gearbox
Single helical constant mech with syncro-mesh on all forward speeds
Top (4th) Gear	Direct
3rd Gear	1.50:1
2nd Gear	2.44:1
1st Gear	4.06:1
Reverse	3.66:1

Transfer Box
Two speed reduction on main gearbox output
High/Low lever, cable operated, and differential lock switch vacuum control
High Range	1.174:1
Low Range	3.321:1

Axles
Ratio	5.57:1
Front Differential	Hypoid Bevel, Salisbury 8 HS
Front Wheel Drive	Enclosed constant velocity joints
Rear Differential	Hypoid Bevel, Salisbury 8 HA Fully-floating shafts

Overall drive Ratios	High Range	Low Range
Top (4th)	6.54:1	18.5:1
3rd	9.85:1	27.8:1
2nd	16.01:1	45.3:1
1st	26.60:1	75.0:1
Reverse	24.00:1	67.0:1

Brakes
Type	Girling hydraulic, by leading and trailing shoes on the rears and twin leading shoes on the fronts
Total Lining area, front	775 sq. cm (120 sq. in.)
Total Lining area, rear	640 sq. cm (99.5 sq. in.)
Brake Drum Diameter	280 mm (11 in)
Brake Apportioning Valve Clearance	0.050 mm (0.002 in)
Hand Brake Type	Lockheed Duo-Servo drum brake on transfer box output shaft
Hand Brake Total Lining Area	195 sq. cm (30.2 sq. in.)
Hand Brake Drum Diameter	184 mm (7.25 in)

Steering
Type	Burman re-circulating
Gear ratio-variable	Straight Ahead	23.3:1
	Full Lock	25.7:1
Steering Wheel Diameter	406 mm	16 in.
Front Wheel toe-out	1.2 to 2.4 mm	3/64 to 3/32 in.
Camber Angle	1.5 degrees
Castor Angle	1 degrees
Swivel pin inclination	7 degrees
Steering Wheel Free Movement	16 mm	5/8 in

Suspension
Road Springs	Semi-slliptic taper leaf
Hydraulic dampers	Telescopic, non-adjustable

Electrical Equipment, 12 Volt
System	12 Volt negative earth
Battery type	Lucas CB 13/9
Battery Capacity	63 a/h
Alternator	Lucas type 16 ACR (34 amp)
Control box	Integral with alternator
Starter	Lucas 3M 100 sealed
Fuse box	35 amp cartridge type

Electrical Equipment, 24 Volt
System	24 volt negative earth with rectified AC generating system
Battery Type	Oldham UK 2HN
Battery Voltage	24 volt -- two 12 volt in series
Battery Capacity	57 a/h
Generator	AC 90/5, 90 amp
Generator Panel	No. 9 Mk 3. FV546131
Starter	Lucas 3M 100 sealed
Fuse box	35 amp cartridge type