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Old April 26th, 2013, 11:26 AM   #62
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Originally Posted by AFRd_CJ5 View Post
Ok, I'm curious now. So you had the 18* heads on the 406, and it only made 540'ish HP at the crank?
That's what I was thinking......must have had a plug wire off if the 377 made 100 more
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2003 F-250 4X4 7.3 PSD Crew Cab

1971 Bronco
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