LH and 31S RH:
Dowel fitted to gearbox front cover.
Parallel compression rings fitted
to second groove of piston to improve lubrication of cylinder
Improved oil pump introduced to prevent misalignment
of the driving shaft.
C 599 LH and 601 RH:
Gearchange lightened by altering
cone angles of gears.
E 855 (C 992):
New hubs fitted. Wheels secured
with studs and nuts rather than set screws.
Axle ratio changed from 5.143:1 (7/36) to
C 1051 LH and 1060 RH: -
Petrol pipe changed from
left to right of vehicle
C 1264 RH and 1268 LH: -
Thread on swivel axle changed
from BSF to UNF.
New-type interior mirror with three-point
fixing to improve rear visibility.
Heater switch - where fitted - positioned
on fascia centre panel, replacing trafficator switch.
switch moved to outer right-or left-hand
lower edge of fascia panel and mounted on bracket
Bucket seats increased in width.
Dual wipers fitted.
C 2768 RH and 2794 LH:
Headlamp with non-split
C 2790 LH and 2847 RH:
Twin stop- and tail-Iamps
Twin reflectors and centrally placed
stop- and tail-lamp discontinued.
number-plate lamp fitted.
C 3030 LH and 3275 RH:
Worm-and-nut steering gear fitted
as alternative to peg-and-cam.
C 4979 RH and 5048 LH:
Spare-wheel mount moved from centre
to right-hand side of rear seat panel to increase boot capacity.
Engine sling brackets increased from 3 in. to 3 ½ in.
C 6666 RH and 6682 LH:
New type of ignition switch with
barrel lock and keys replaces knob type.
C 8655 LH and 8656 RH:
Shape of brake drums modified to
attain closer proximity to road wheel to prevent water entering
Two screws fitted to ensure drum fits securely
to hub during brake adjustment with wheel removed.
Dynamo lubricated with felt pad rather than
Fan and water-pump pulley strengthened to eliminate
risk of breakage.
Master-cylinder inspection plate increased
in size and fitted with rubber seal in place of felt
to prevent water entering vehicle.
Strap-type door-pull fitted to all doors
C 13,675 RH and 13,676 LH:
Brass and rubber bush
replaces oilite bush at gearbox end of clutch pedal shaft
for silent operation.
New bush should only be used at
gearbox end of shaft.
Newjoint washer between oil pump and
crankcase to reduce risk of incorrect assembly.
Front-seat cushion inner valance modified
to clear tunnel better. Seats now handed.
External hinges used on boot lid.
boot handle and lock fitted to replace locking key.
rod introduced to support open lid.
C 15,779 RH and 15,786
New rear-axle gear- carrier assembly with reduced
offset of bevel pinion from crown-wheel centre.
New flywheeI ring gear introduced to
improve security of gear.
Rear seat redesigned to improve access
and increase legroom.
Petrol pump fitted with priming lever.
E 21,520 (C
21,3141 RH and 21,408 LH):
coil mounted on dynamo instead of dash panel to comply
with ignition-suppression regulations.
Prop rod for boot lid moved from left
to right of boot.
C29,437 RH and 29,385 LH:
modified to hold first-speed wheel firmly in engagement
and stop tendency of early cars to jump out of gear under
Exterior sun-visors introduced.
Underside painted non-reflecting matt green ready
Top in red-oxide primer.
August 1953: -
4-watt side-light bulbs instead of 6-watt
to cut current consumption-particularly when parked.
Front and rear door casings made
from hardboard instead of millboard to obviate the risk
of distortion due to moisture absorption.
Non-lockable petrol filler cap fitted.
Lockable cap only available as extra.