09-14-2007, 10:11 AM
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Senior Club Cobra Member
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Join Date: Mar 2001
Location: Southern Connecticut,
CT
Cobra Make, Engine: SPF - 351W, 944 non-turbo
Posts: 2,105
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Not Ranked
My SPF has a 3.73 with a 0.68 OD, it's great on the highway. 1,900 RPM at 60MPH. If I were to do it over again, I would go 3.46 (or taller), with the 0.82. That would result in the same spread between all gears, and still let the engine loaf on the interstates.
Bob
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