05-28-2007, 07:17 AM
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CC Member
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Join Date: Dec 2000
Location: Sun City West,
AZ
Cobra Make, Engine: SPF 2180, second one, Roush 427, first one SPF 746, 514 Big Block Strocker
Posts: 227
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Not Ranked
My rear end is 3.73 and the 5th gear is .68 on a Tremec, tires 26 in. At 65 t0 70 MPH the engine loafs at 1900 to 2000 RPM and at that RPM the ignition sytem is sill on multiple sparks. Low noise level and good gas milage.
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