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roybelding, ASE Certified Technician
Category: Chrysler
Satisfied Customers: 6049
Experience:  Extensive experience working with all models of Chrysler for over 35 years
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Trying to find out how to set high idle on 1968 440 4 barrel

Customer Question

Good Morning, trying to find out how to set high idle on 1968 440 4 barrel Carter 4429S
JA: How many miles are on the car? What size is the engine?
Customer: 35,000 440 high performance
JA: What is the make/model of your car?
Customer: 1968 Plymouth GTX
JA: Anything else you want the mechanic to know before I connect you?
Customer: no , thank you I just rebuilt the carb. but cannot get the high idle
Submitted: 4 months ago.
Category: Chrysler
Expert:  roybelding replied 4 months ago.

hello, my name is ***** ***** I will be glad to assist you. please allow me a couple of minutes to gather some basic info.


Expert:  roybelding replied 4 months ago.

on the passenger side at the choke, there should be the high idle cam. it is down low and down there is the screw for the high idle speed adjustment.


Customer: replied 4 months ago.
The high idle screw is on the drivers side I'm just not sure how to set it
Customer: replied 4 months ago.
never mind
Expert:  roybelding replied 4 months ago.

ok, just open the throttle without the engine running and you can access