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Beat this! I just put my weight & terminal speed into the Horse-Power calculator in the tech archives, & it says i make 508 HP at the wheels.



Those are some good numbers. With a 17% driveline loss, that comes out to 594 horsepower at the flywheel! I bet it sounds great when your on that chassis dyno. I would give you my jet sizes, but they would probably be a little on the rich side. When they were dynoing my motor, they kept putting bigger and bigger jets in and the horsepower kept going up until it got to that happy spot. Mine doesn't rev up like yours either, and the horsepower begins to drop off after 5500 rpm.


1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)