P5 3L Mk II General Data
Engine
Bore 3.063 in. (77,8 mm)
Stroke 4.134 in. (105 mm)
Number of cylinders Six
Cylinder capacity 183 Cu. ifl. (2.995 c.c.)
Compression ratio—
4-speed models 8,75:1
Borg-Warner models 8 :1, also 4-speed models for certain export territories only
Firing order 1, 5, 3, 6, 2, 4
Sparking plugs—8.75 : 1
Sparking plugs—8: 1 Champion N5 14 mm with suppressors and waterproof covers
Sparking plug point gap 029 to .032 in. (0,75 to 0,80 mm)
Distributor contact breaker gap .014 to .016 in. (0,35 to 0,40 mm)
Ignition timing, static—full retard 30 B.T.D.C. 8.75 : 1 and 8 1 compression ratio
Tappet clearance—inlet .006 in. (0,15 mm)
Tappet clearance—exhaust .010 in. (0,25 mm) ~At running temperature
Valve timing (No. 1 exhaust valve peak) 106 degrees B.T.D.C
Oil pressure 55 to 65 lb sq.in. (3,8 to 4,6 kg’cm sq) at 30 m.p.h. (50 k.p.h.) in top gear with engine warm
Lubrication Full pressure
Oil filter—internal Gauze pump intake filter in sump
Oil filter—external Full-flow
Clutch, 4-speed gearbox
Type Single dry plate, 10 in. diameter. Hydraulic operation
Adjustment 7.7 in. (20 mm’) free movement at pedal pad
Gearbox, 4-speed
Type Single helical constant mesh with synchromesh on top, third and second speeds. Laycock De-Normanvile automatic overdrive 1.286-1 ratio with Rover control
Gearbox, Borg-WarnerAutomatic Transmission
Hydraulic torque converter with direct drive, followed by two planetary gear sets providing two indirect gear ranges and reverse
Propeller shafts
Type. Open type with centre bearing and support
Rear axle
Type Spiral bevel shafts 4-speed box withsemi-floating shafts
4-speed box with Overdrive Borg-Warner Automatic Transmission
Ratio 4.3-1 3.9-1
Gear ratios
Overdrive .778-1
Top 1.0-1
3rd 1.274-1
2nd 1.887- 1
1st 3.376-1
Reverse 2.968-1
High (top) 1.0-1
Intermediate (2nd) 1.435-1
Low (1st) 2.308-1
Reverse 2.009-1
Fuel system
Fuel pump Dual SU high pressure. Electric, located in luggage boot behind rear trim panels
Carburetter SU HD 8. Single horizontal, dustproof
Air cleaner Paper element type
Cooling system
Type Pump, fan and thermostat, pressurised
Fan belt adjustment 3.1 to 4.2 in. (8 to 11mm) free movement
Dynamo belt adjustment (power steering) 3.1 in. (8 mm) free movement
Electric system
Type Positive earth
Voltage 12 v. Battery located in luggage boot under metal cover at right-hand rear
Battery capacity 57 AH
Ignition system Coil
Charging circuit Current-voltage regulator
Replacement headlamp units and bulbs
Headlamp units sealed beam:
RJ-LD Lucas Sealed Beam 12 v. 60/45 w.
L.H.D. Except North America and Europe Lucas No. 41712v, 60/40w.
L.H.D. Europe except France Lucas No. 410 12 v. 45/40 w. Duplo
L.H.D. France Lucas No. 411 12 v. 45/40 w. Duplo (yellow)
North America Sealed unit
Side lamps Lucas No. 222 12 v. 4 w.
Stop-tail lamps Lucas No, 380 12 .v 21/6 w.
Direction indicator lamps Lucas No, 382 12 .v 21w.
Rear number plate lamp Lucas No. 222 12 v. 4 w.
Instrument panel light Lucas No, 987 12 v. 2.2 w.
Warning lights Lucas No. 987 12 v. 2.2 w.
Interior lights, festoon bulb Lucas No. 254 12 v. 6 w.
Borg-Warner selector indicator lamp Lucas No. 280 12 v. 1.5 w.
Panel plate Carr Fastener No. 82/036 12 .v 1.2 w.
Clock Lucas No. 281 12 .v 2 w.
Reverse lamp Lucas No. 382 12 .v 21 w.
Rear luggage boot lamp Lucas No. 222 12 .v 4 w.
Handbrake warning light Lucas No, 281 12 v.2 w.
Bonnet lights, Coupé models Tex SP No, 209 12 v. 6 w.
Suspension
Front Laminated torsion bar
Rear Progressive rate semi-elliptic leaf
Hydraulic dampers Telescopic, justable anti-aeration, non-adjustable
Brakes
Foot brake Hydraulic servo assisted, disc brakes at front, drum brakes at rear
Hand brake Mechanical linkage to rear wheels
Steering
Type Re-circulating ball worm variable ratio. Power assisted steering as optional equipment.
Manual steering . Ratio: straight ahead 17.6 : 1
full lock 28.5 : 1
Power assisted steering straight ahead 15.6 : 1
full lock 10.2 : 1
Front wheel alignment 1 in. (1,5 mm) toe-in to ~ in. (1,5 mm) toe-out
Camber angle 1 1/2 Cars with J Standard suspension
Caster angle
Swivel pin inclination
Camber angle Cars with High suspension negative ~‘• marked H on serial number j plate
Castor angle
Swivel pin inclination
Tyres
Size DunlopRoadspeed 6.70” x 15”
Pressures:
Speeds up to 105 (168 k.p.h.)and normal loads.
Front Rear
lb/sq.in. 26 26
kg/cm2 1.8 1.8

Speeds over 105 m.p.h. (168 k.p.h.) and normal loads:
4-speed models only
Front Rear
lbs/sq.in 30 30
kg/cm’ 2.1 2.1
When the car is driven fully laden, the rear tyre pressures should be increased by 4 lb/sq.in. (0,3 kg/cm sq).
Capacities
Fuel tank 14 Imperial gallons (63k litres~ including a reserve of approximately 1~ gallons (7 litres)
Cooling system 24 Imperial pints (13,7 litres)
Engine oil 10 Imperial pints (5,5 litres) plus 1 pint (0,5 litre) after replacing filter element.
Gearbox oil, 4-speed 3 Imperial pints (1,75 litres)
Overdrive 1~ Imperial pints (0,85 litres)
Gearbox oil, Borg-Warner Automatic Transmission 15 Imperial pints (8,5 litres)
Rear axle oil 3 Imperial pints (1,75 litres)
Power steering unit 3-3~ Imperial pints (1,75-1,8 litres)
Dimensions, all models
Overall length 186k in. (4,74 m)
Overall width 70 in. (1,78 m)
Saloon models
Overall height, Standard suspension 59+ in. (156 cm)
Overall height, High suspension 60+ in. (158,5 cm) territories Certain Export
Coupé models
Overall height, Standard suspension 57+ in, (1,45 m) 58+ in. (1,47 m)
Overall height, High suspension
Wheelbase ll0~ in. (2,81 m)
Track, front 55 in. (1,4 m)
Track, rear 56 in. (1,42 m)
Ground clearance (under silencer) 6~ in. (168 mm)
Turning circle 40 ft. (12,2 in), lock to lock 4~ turns
Weight, with water, oil and 5 gallons of fuel:

4-speed gearbox with overdrive

 Borg-Warner automatic transmission
Saloon models 3,640 lb (1.651 kg) 3,654 lb (1.657 kg)
Coupé models 3,727 lb (1.690 kg) 3,741 lb (1.696 kg)