Who is happy with their TKO600 with 0.64 O/D?

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#19 (permalink)

08-14-2017, 02:42 PM

Large Arbor Large Arbor is offline

CC Member

Join Date: Oct 2013

Location: Columbus, OH

Cobra Make, Engine: ERA 714

Posts: 713

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Ok, so I have a 427 with a milled cam and a TKO 600. It tach's nearly 2800 rpm at 65 and is loud enough to be painful on a long drive. I do not know what the trans ratio is but I have a 3.54 rear end. Should I pull the trans and switch the 5th gear? If so, to what?

Phil

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