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Home » Public Forums » GMCnet » Electronic QuadraJet and factory Electronic Spark Control (CCC, ESC, E4ME, E4MC, E4MED, E4MEF)
Re: Electronic QuadraJet and factory Electronic Spark Control [message #333684 is a reply to message #333679] Tue, 19 June 2018 07:22 Go to previous messageGo to previous message
JohnL455 is currently offline  JohnL455   United States
Messages: 4447
Registered: October 2006
Location: Woodstock, IL
Karma:
Senior Member
In an "as left the factory" condition they worked pretty well. I have one on my 84 Riv with Olds 307. The TPS can be problematic and difficult to adjust. You would also need some serious dyno time and need to write and burn a chip. It worked well in continuous light cruise but in a 12,000 pound vehicle it might be at max duty cycle most of the time and out of range. Not to mention the needed donor car looms and computer. My stock Qjet/HEI starts and runs like EFI so I see no reason to add multiple issues.

John Lebetski
Woodstock, IL
77 Eleganza II
 
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