Thread: 428 Cobra Jet - Heads Cracked - Shelby or EDL >?
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Old 06-29-2009, 08:07 AM
ERA Chas ERA Chas is offline
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Shelby medium risers, running for 8 years. CNC ports and chambers, flow 320 / 230 @ .600.
Zero problems - substantial power increase over my modified iron med-risers.
Perfect for my combination. 22 pounds each assembled w/ Ti retainers.
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