Surely he will have to turn the screw a bit to get the victor's to work.
RPM's would have been a better choice for a 440 with ly rods. If the car is reasonably light, 500 hp would drop into the tens, which could be achieved without having to rev the nuts off it.
Mick


69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200#
best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft
best 60ft 1.36