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17
installation
or
can
be welded
giving
the
required
angles
Be
sure
to
use
correct
diameter
exhaust
pipe
and
keep
bends
to
a
minimum
to
insure least
amount
of
ex
haust restriction
possible
RECOMMENDED
EXHAUST SIZ
ES
Model 283
dual exhaust
2
1
2
ID
each
Model 283
single
exha
ust
3
1
2
I
D
each
If both
a
muffler and
an
exhaust deflector
at
the end of the tube
are
used
4 exhaust size will be
required
We
strongly
recommend the
use
of standard
Chris
Craft
exhaust elbows for
connec
ting
from the exhaust
manifold
to
copper tube
or
exhaust hose
water
cooled exhaust
systems
The exhaust elbows
are
designed
to
give
minimum
back pressure and
are
easy
to
install
COOLING WATER INTAKE
The dual
water
pump
requires
two
inlet
hoses
3
4
I
D
hose
which will
not
col
lapse easily
should be used
Dual
3
4
intake thru
hull
fittings
may
be
used
or
a
neat
installation
can
be made
using
a
single
Ghris
Craft 04 11
23093 intake
scoop
and
a
Chris
Craft 04
11
68912
Y
fitting dual
hose
adapter
ENGINE CONTROLS
Various controls
will have
to
be
connected
to
the
engine
All
linkages
should be
made
strong
enough
to
withstand any strain
to
which
they
will be
subjected
and di
rect
positive
action
is necessary in all connections
Keep play
at
a
minimum
With manual
reverse
gears
a
hand
lever
may be mounted
directly
on
the
reverse
gear
cross
shaft
or
a
remote
control
can
be linked
through
suitable bell
cranks
and
pipe
connections
to
the
engine
With
hydraulic
reverse
gears
suitable
push
pull
controls may be installed
Full
travel
through
the
control
lever
range
must
be
present
at
the
engine
Suitable throttle controls skiould be installed and connected
to
the proper carburetor
arms
Make
sure
that the throttle
on
the carburetor will open andclose all
theway
All switches should be resistant
to
rust
and corrosion for marine
use
They
shoiild
be connected
as
shown in the
wiring diagram
INSTRUMENTS
An oil pressure gauge
tachometer
arid
ammeter
should be installed
A
fitting
is
provided
an
each
engine
at
top
front for
an
oil pressure gauge
In
the
same
local
ity
a
fitting
is
provided
for the attachment of
a
tachometer
drive
cable
The
cable
is driven
at
one
half
engine speed
and
a
suitable tachometer should be used
Some
tachometer cable installations will
require
a
90
angle adapter
at
the
enKine
The
ammeter
should be wired
into
the electrical
circuit
as
detailed
on
the
engine wiring
diagram
If
desired temperature
gauges
or
warning
indicators
mayalso
be
installed
There
are
threaded holes suitable
for the
insertion
of
temperature
gauge
senders
on
both sides of
the
engine
iri the
Y
s
between the manifolc anc
c
l incic
r
head
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