What's your testing method? As in, the configuration of the carb fixture, flow bench type, flow test depression, testing with all 4 venturi open vs only one or two "active", etc.
Also, what is the combination on which you're going to run the 1.45 v carb and current ET & MPH?
Open spacer adapted to flang on flow bench.
SF 1020 bench
20.4 inches of water
Full throttle all 4 barrels open
Duster 3350#, 904 5800ish converter, 4.56, 28x10.5
360 11.75, .528 252°@.050 108+5, heavily worked M1 single plane
Aforementioned 1.375/1.687 carb 2" tapered spacer
My ported 596 heads 2.02 / 1.6 flow 265 / 180
1.75 Hooker Super Comps
Best pass
1.40 60ft
4.32 330
6.64 1/8 @ 101.3
8.74 1000ft
10.52 1/4 @ 126.3
