1964-1970 Mustang Member Tech & Restoration Discussion

1967 390GT

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Old Oct 28, 2004 | 12:06 PM
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A 390 GT with the 4 speed manual and a 3.25:1 rear end.
Also was the HP and torque ratings for the 390 of 320hp and 425ft/lbs accurate?
thank you
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Old Oct 28, 2004 | 01:57 PM
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From: Leavenworth KS
320hp and 427 ft-lbs was Ford's "rating".

Low 15's at 90-95 mph were typical 1/4 mile times.
0-60 depends more on driver & tires than the car.
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Old Oct 28, 2004 | 02:06 PM
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Everyone seems to overlook the fact that horsepower was measured differently back in "the day". Back then, manufacturers ran an engine on a stand without power robbing accessories, and today they are required to run them as they appear in the car. I've heard that you can estimate a 30% difference between the two techniques.

This whole thing contributes to the legendary status of the Muscle Car Era.

Cloney prolly has a link handy to explain it all in detail. B)
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Old Oct 28, 2004 | 03:05 PM
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Jay
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Mark is right on. The only minor variation is that today the manufacturers can basically advertise/rate them however they please ... they only get into trouble when they overrate them. Ahhh the 1999 SVT Cobra
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Old Oct 28, 2004 | 08:50 PM
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Do you guys have any idea how fast they ran straight from the factory?
Were there any magazine tests with them?

Thanks
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