1967 Ford Mustang Starting Car Idle Very Rough Shakes Turn Rpm Screw Smooths

1967 FORD MUSTANG
68 MILES
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When starting the car my Idle is very rough and shakes. When I turn up to RPM screw it smooths out the idle but is running at a high RPM. But when I turn it down it sounds like it is about to die and the throttle response is not like it is supposed to be. Was wondering why it is idling so rough?
Jan 10, 2013 at 4:24 AM
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CJ MEDEVAC
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CHECK FOR VACUUM LEAKS

ADJUST MIX SCREWS USING A DWELL/ TACH METER

THIS IS MY JEEP----STUFF WORKS THE SAME---EXCEPT FOR THE "SPECS"----THIS LINK IS "PAGE 7"------BACKING UP TRU OTHER PAGES MAY SHOW YOU TIMING PROCEDURES ALSO

https://www.2carpros.com/questions/1980-jeep-cj7-timingtuning-problem-with-a/page/7

DOES THIS PUPPY HAVE POINTS?

KEEP US POSTED ON PROGRESS

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Jan 10, 2013 at 5:19 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.