sick of messing with the holley

I need help picking a new carb. I'm done trying to find the internal leak in my 650 double pumper.


Im looking at carbs in the $500 range, Holley Street HP series,Proform carbs and the Mightey Demons

My car is pretty mild

9.5:1 340
Magnum heads
LD340 intake
XE274H 230/237 .513/523" 110
1-5/8" headers 3" exhaust

low geared 904 with a tight 8" converter 3800 rpm stall
3.91 gears with a 28" tire
Car is close to 3100 lbs.