Originally Posted by dparker
I don't think you need more than 1250 cfms. Maybe a better built carb. Check back with us but Ill bet they set you up with a 1150 to 1250 cfm set up.
If RPMs is what you want:
Big heads
Alum. rods
Lots of spring pressure
and a big stick
is what your looking for.
GOOD LUCK :?
Couldnt agree more, 1250 should be plenty big enough if built right.
we've ran a 1150 APD on a 565 Big Duke motor that made 1150hp on the dyno.