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Old 04-23-2016, 12:58 PM
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Quote:
Originally Posted by olddog View Post
Quite a few years back, I stumbled onto a Ford dyno test of a race 289 back in the 60's. I don't remember much of any of the details, but it seems they were getting about 450 hp.

Now we have learned a lot since then, but the dyno math has changed (1960's showed more power than today). I don't know if these two cancel each other out or not. I think I will error on the side that knowledge has grown more than the difference on Hp calculations.

So I will take a wild guess at 475 hp at 7500 rpm and 380 torque at 5000.
Hats off to Dwrat

Looks like it would have made just under 450 Hp somewhere near 7500 Rpm. That's in the ballpark of back in the day. Very interesting.
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