Thread: Dies at Idle
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Old 10-03-2022, 09:29 AM   #3
Classics Fan
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Join Date: Jan 2018
Location: Anacortes. WA
Posts: 118
Quote:
Originally Posted by Dead Parrot View Post
850 for idle speed is a bit high. Try slowing to 700 or so. What is your timing set at with the distributor vacuum advance disconnected?

Was a non-resistor 12V wire ran to the HEI distributor?

Check the suction lines on the fuel system. A small hole from rot or mice can let air in and mess with fuel flow.
I will look at these things. The HEI was already installed when I bought the truck in late 2016 and has always had an idle problem that got better after chasing vacuum leaks and tune-up but has never been perfect. I never thought to check for non-resisted power.
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