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Old 11-06-2017, 12:49 AM   #19
Hazieview
Building Dreams out of Dimes!
 
Join Date: May 2005
Location: Bonham, Tx
Posts: 892
Re: Any Edelbrock Carburetor experts? Trying my hand at tuning

Quote:
Originally Posted by geezer#99 View Post
The mixture screws won't show you anything on the plugs. They're for the idle circuit. They don't have anything to do with the jets(power circuit).
Reading plugs is best done after a full throttle blast with power cut then plugs pulled for a look.
Gotcha! I'm wondering if I should jet the 600 cfm Carb I have or just upgrade to the 750...? Still unsure.
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1981 Chevy short/wide.
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