The following information summarizes the principal dimensions and clearances affecting the components and details the makers' numbers of proprietary articles fitted to the car. The information will be useful when carrying out servicing and maintenance operations described in the ensuing chapters.

General Data:

Exterior Dimensions
		Saloon	Coupe	Van and Husky
Wheelbase		82 in	82 in	82 in
Track, front
	Early type suspension	49 1/4 in	49 1/4 in	47 3/4 in
	Low-pivot suspension	50 1/2 in	50 1/2 in	49 in
Track, rear		48 in	48 in	46 7/8 in
Overall length		139 in	139 in	139 3/4 in
Overall width		60 1/2 in	60 1/2 in	60 1/2 in
Overall height		54 1/2 in	54 1/2 in	59 1/4 in
Ground clearance, laden		5 1/2 in	5 1/2 in	6 3/4 in
Turning circle		30 ft 6 in	30 ft 6 in	29 ft
Width of door opening		37 in	37 in	37 in
Height of windscreen		18 1/4 in	19 1/2 in	18 1/4 in
Width of windscreen		42 3/4 in	39 3/4 in	42 3/4 in

Interior Dimensions

Wheelbase

Number of cylinders 4. Cubic capacity 875 c.c. Compression ratio 10 1 (8 : 1) available. B.H.P. 39.

0-60mph 24 seconds.

Overall length II ft. 7 in. Overall width 5 ft. 1/4 in. Height 4 ft. 6 1/2 in.

Turning circle 30 ft. 6 in. Wheel-base 6 ft. 10 in. Track 4 ft. 1 1/2 in. (front), 4 ft. 1/2 in. (rear).

Fuel tank capacity 6 Imp. gals. Dry weight 1476 lb. (De Luxe), 1526 lb. (Super).

Engine

Number of cylinders 4
Bore:
	A Grade 2·6766 to 2·6769 in. (67·98/67·99 mm.) B Grade 2·6769 to 2·6772 in. (67·99/68·00 mm.) C Grade 2·6772 to 2·6775 in. (68·00/68·01 mm.)
Stroke	2·377 in. (60·37 mm.)
Capacity	53·4 cu. in (875 cc.)
B.H.P. gross	42 at 5,000 r.p.m.
B.H,P net	39 at 5,000 r.p.m.
Tourque	52 lb.-ft. at 2,800 r.p.m.

Valve-stem diameter Tappet clearance: .... inlet exhaust Inlet valve: opens closes Exhaust valve: opens closes	0·2790 to 0·2785 in. 0·004 to 0·006 in. (cold) 0·006 to 0·008 in. (cold) 6° B.T.D.C. 46° A.B.D.C. 46° B.B.D.C. 6° A.T.D.C.
B.M.E.P.	147 lb.jsq. in. at 2,800 r.p.m.
Valve operation	Overhead camshaft
Valve seat angle	45°
Valve head diameter:
inlet	1·066 to 1·062 in.
exhaust	1·012 to 1·008 in.

B.M.E.P.
Valve operation
Valve seat angle
Valve head diameter:
inlet
exhaust
Valve-stem diameter
Tappet clearance:
inlet
exhaust
Inlet valve:
opens
closes
Exhaust valve:
opens
closes
Lubrication System
Pump type
Normal pressure (hot)
Oil filter
Position of filler
Dipstick location
Fuel System
Fuel pump
Delivery pressure
Carburetter type
Carburetter settings:
Choke tube
Main jet
Econostat jet
Slow-running jet ..
Slow-running jet air
bleed
Air correction
[eedle-valve seat ..
Carburetter types
Carburetter settings:
Choke tube
Main jet
Econostat jet
Slow-running jet ..
Slow-running jet air
bleed
Air correction
Needle-valve seat ..
Ignition System
Firing order ..
Control
Ignition timing (static)
Distributor ..
Drive
Rotation (viewed
from above)
Contact-breaker gap
Cam dwell (closed)
Coil
Sparking plugs
Gap
INTRODUCTIO
147 lb.jsq. in. at 2,800
r.p.m.
Overhead camshaft
45°
1·066 to 1·062 in.
1·012 to 1·008 in.
0·2790 to 0·2785 in.
0·004 to 0·006 in. (cold)
0·006 to 0·008 in. (cold)
6° B.T.D.C.
46° A.B.D.C.
46° B.B.D.C.
6° A.T.D.C.
Eccentric lobe (/
50 lb./sq. in.
Tecalemit full-flow
Top of cambox cover
Left-hand side
A.C. Mechanical
1!-2 lbjsq. in.
Solex B30 PIHT
22 mm.
112·5
60
45
100
160
1·3 with 1 mm. washer
Solex B30 PIHT-2 and
PIHT-3
20 mm.
102 or 105 (PIHT-2)
102 (PIHT-3)
80
40
80 (PIHT-2)
1·4 (PIHT-3)
150
1·6 with 1 mm. washer
1,3,4,2
Vacuum and centrifugal,
automatic
3° (3 mm.) B.T.D.C.
Lucas type, 25 D4
Offset from oil pump
Anti -clockwise
0·015 in.
60° ± 3°
Lucas LA12
K.L.G. FE 70A 14 mm)
0·025 in.
9
Transaxle (Gearbox and final drive)
Type 4-speed and reverse syn-
chromesh on all for-
ward gears
Final drive:
type
ratio
Gearbox ratios:
top ..
third
second
first
reverse
Overall ratios:
top. . 4·138: 1
third 5·702: 1
second 8 ·905: 1
first 16·595:1
reverse 13 ·824: 1
[umber of teeth pinion 7
crownwheel 34
Filler/level plug
location ..
Hypoid bevel
4·857: 1
0·852: 1
1·174:1
1·833: 1
3·417:1
2·846: 1
Left-hand side
Rear hubs and Drive-shafts
Drive shafts:
type
joint
coupling
rear hub bearings
Steering
Type ..
Turns, lock to lock
Adjustment:
pinion end-float
backlash
Front Suspension
Type ..
Castor angle ..
Camber
Kingpin inclination ..
Toe-in (track)
Speedometer drive
(direct) ..
Hub bearings
end-float
Shock absorbers
Rear Suspension
Type ..
Shock absorbers
Toe-in
Camber
Solid shaft
Universal
Rubber
Ball
Rack-and-pinion
2t
Shims
Screw and locknut
Independent coil (swing
axle)
10° positive
7tO positive
3tO positive
1\- in. ± tin.
Pin in near-side hub cap
to cam in hub
Taper roller (adjustable)
0·003 to 0·0065 in.
Woodhead-Munroe tele-
scopic
Independent coil (trailing
links)
Woodhead-Munroe tele-
scopic
-& in. (non-adjustable)
to positive (non-
adjustable)