PS Magazine - MAY 1975
PS, The Preventative Maintenance Monthly
ISSUE 270
MAY 1975
I
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I
!
1
I
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i
Not
OK?
Then you loosen the
screw under the distributor and turn
the distributor until timing is rigHt.
Retigh±en the screw.
²
Shut off your engine, unhook all of
the timing light leads. But don't put
the light away-you'll need it for a
recheck.
U³e tLe tip of a Knife ´µade or otHer
sharP¶ tool ·o prY tHe sealing ¸lug out
of the car´uretor. The mixture ad¹
justIng screw is under that ¸lug. (ºf
you're careful and don't tear
P
the
plug too Much,
»
you can use 1t over
again.)
²
Set your engine idle speed at
700
R¼½:
WitH the socket HeaD screw key,
slowly turn the mixture adjusting
screw counterclockwise. THe engine
will probably speed up a ¾itt¾e¿watch
the tacHometer. Àeep turning the
screw until R¼½ no longer increases.
Go back to the idle adjÁsting screw
and turn it out until engine R¼½ is
back at
700
R¼½.
Turn tHe carburetor mixture screÂ
clockwise unti¾ engine idle speed is at
640-650
R¼½.
BeFore you Ârap it up, take your ù
tonner out
Ä
for a test run.ºf itÅs still a
little rouÆh, you may need
a
bit more
gap in your distributor breaker poiÇts.
ºf you Had tHe gap set at
.019,
fÈrinstance, try it at
±020±
(Going up on
the point gap will show a lower cam
dwell angle reading.)
Recheck
with
your tachÉdwell
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