
02-11-2008, 09:41 PM
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Senior Club Cobra Member
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Join Date: Feb 2006
Location: Crosby,
TX
Cobra Make, Engine: BDR #621, Keith Craft 408
Posts: 476
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Not Ranked
Jets, linkage and cam
Here are the jets used. Again, this is one of Keith Crafts "Econo" 408w crate motors. I asked him to make a recommendation of whether is "Standard" or "Econo" would work better with the Webers. He recommended the Econo with a different cam. I bought the complete Weber set up from a fellow Hot Rodder here in the Houston area. He had a 408w built and had ordered the carbs to fit that motor. Weber setup had never been used.
Jets:
37mm chokes, 160 mains, 200 air correctors, 60 idles, 120 holders, 55 by passes, and F7 emulsion tubes.
Linkage:
The linkage is custom and was designed by Chuck Kendall (AKA Traindriver) on CC. I installed the throttle cable and hooked up all the linkage tonight. Very nice setup. Installed two springs on the linkage (pass tech inspection) and a spring return on the pedal (just because).
Cam:
Off the KC build sheet: Item#: 35-426-8 Comp Cam. Cam specs: 555/576 288/294 236/242 @ /.050
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