Thread: Runner Length
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Old 12-07-2009, 11:32 AM
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bobcowan bobcowan is offline
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Join Date: Feb 2007
Location: Colorado Springs, CO
Cobra Make, Engine: Backdraft, supercharged Coyote
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427W, dart block, 4.125 bore x 4.0 stroke. 10.7 staic compression.

Heads are Dart Pro-1's 2.02/1.60 valves, heavily ported.

Cam is Comp Cams XFI248HR. 248/258* @ .050, .608/.608. 114*LSA

Throttle body throats are 52mm. Stack height is 2.25"

Thanx for your help on this. I really do appreciate it.
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