estimated hp ? (rehashed)

[cranknut67]

I asked this before, but added to the specs

anybody got an idea of what this thing is making ?


355 bored .30 over
hyperutectic dish supercharger pistons
64cc world products X4 cast heads 1.6 2.02 w/3 angle job
b&m 144 blower pulling 7 LBS total @ 4700 RPM
8.4:1 compression w/a total effective of 13:1 w/blower boost
comp 268H cam w/ roller rockers
edelbrock 750 cfm carb
K&N filter
mallory hifire 6al ignition /promaster coil /comp9000 distr.
accel u groove header plugs
holley headers
2-3/4'' exhaust w/ flowmaster delta 2 chambers
electric fan (no fan on water pump)


I have heard 480 or so.
any ideas - can I get about 3 good guestimations.