07-06-2009, 11:12 AM
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Senior Club Cobra Member
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Join Date: Nov 1999
Location: Folsom,
CA
Cobra Make, Engine: ERA 623, 427 S/C Cobra. Ford FE 428 Cobra Jet, Ford Nascar TL 4speed - with a touch of raw; "less is more" theme
Posts: 3,887
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Not Ranked
Quote:
Originally Posted by Jim Norris
Duane,
Thanks for the compliment. I do like the sound. 
As for the low end performance, I did notice a seat-of-the-pants decrease. I don't know what the numbers are, but the neck-snap seems milder. However, as the RPMs increase so does my grin. |
Hey Jim,
After you changed the pipes out, did you have to rejet the carb at all?
I had to go up 4 jet sizes on primary and secondary. If not, there may be little more to be had there... 
__________________
Duane
Western States Cobra Group 1998-2016.
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