Bentley R Type - Leading Particulars of Chassis; Engine; Engine Lubrication; Carburetter

LEADING PARTICULARS OF
CHASSIS
Engi ne,
Six
cylinGers,
3&"
(gzm/m.)
bore,
4t"
Fr4m/m.)
stroke,
4,566
c.c.,
cubic capacity.
Mono-bloc
casting, detachable cylinder head, overhead
inlet
valves,
side exhaust valves.
Aluminium alloy
pistons.
Engine Lubrication.
Pressure feed to all
crankshaft
and
connecting
rod
bearings.
Relief valve,
providing
positive
low-pressure supply to the valve
rocker shaft,
from
which
the
inlet
valves,
push
rods and tappets
are
lubricated.
Two-gallon
capacity
sump.
Ganburetten.
Two
special type
S.U.
Air intake silencer and air
cleaner.
Fuel
System.
Eighteen-gallon
tank at rear of chassis.
Supply
by
electric
pumps.
Fuel level
gauge
and
warning light on
instrument
board.
The
warning
light
indicates
when fuel is
low.
Cooling
Systotn.
By centrifugal
pump
circulation and fan.
Thermostatically
contrblled.
Coolant
temperature
thermometer
on
instrument
board.
Electrical Equipment,
Twelve-volt
system
with automatic
regulation
of
dynamo output.
Starter
motor
with reduction gear
and
pinion providing
gentle
engage-
ment. Battery of
55
ampere-hour capacity.