Thread: BB w/4 speed whats ur cruising RPM
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Old 04-20-2010, 10:55 AM
Clois Harlan's Avatar
Clois Harlan Clois Harlan is offline
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Join Date: Dec 2000
Location: Broken Arrow. OK ( South Tulsa), USA, OK
Cobra Make, Engine: 66 COBRA FE 427 /4SP. (HCS Coupe w/ 408 Stroker and TKO 600 -sold)
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I am running a 427 C.O. with 3.50 rear gears and a toploader wtih 26.5" tires and at 70-75 mph I am tuning about 3800 RPM. Higher than I like but the ole engine is good for over 6800 RPM without hurting anything. May drop my rear gears to 3.08 soon.

Clois
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