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Old 01-03-2007, 09:42 AM
Clois Harlan's Avatar
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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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10.5 :1 and I run 93 around town with some 110 added in for safety. On the track I use 110 only. No problems with detonation (427 w. Edel heads (worked a little) and MR w Demon 4V)
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