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View Full Version : how much hp can u pull out of a 348


Muted
02-17-2004, 09:38 AM
with a few mods and a blower how much hp wood u get out of a 348

ie biger cam blower pistons all msd

SSpev
02-17-2004, 01:01 PM
How much money you got...;) :p

Mo Muny Mo HP:D

fatride
02-17-2004, 09:21 PM
I'll take a stab at that, I'll guess around 450 hp.
:eek:

blown348
02-18-2004, 03:52 AM
Mine 348 made 520hp at dyno

Muted
02-18-2004, 10:01 AM
Originally posted by blown348
Mine 348 made 520hp at dyno

can u post the setup u used?

1958 impala
02-18-2004, 11:09 AM
Blown 348,
You just made myself and im sure some others jealous,good for you.Are you street legal? Did you have to build your own pulleys?
not many blown 348s around.:cheers

rwagon57
02-18-2004, 04:19 PM
Blower Drive Service, aka BDS makes a 6-71 blower set up for 348s and low perfomance 409s

blown348
02-19-2004, 04:17 AM
There isnīt much special in my motor. Shortblock is basically standard w/ arp main studs and rod bolts. I made pockets in original pistons to clear valvels. Cam is crane mech. roller about
at .050 236/242ī lift.614, roller rockers, 2,07/1,72 valvels, ported heads(small port), comp. is 8,3:1, self made headers(2"prim) 3"exhaust. I made my own intake blower is V6-71 gmc 9%overdrive (about 15psi), 4*dellorto 48mm downdraft carbs.
aluminium flywheel, fluid dambner, hv oilpump, crane HI-6 ign.

Max rpm I use is 6800, shiftlite is at 6500.
and yes, car is street legal and only problem is traction(1/4mile 13,8/110mph w/ cooper radials)

Thatīs about it.
ps. sorry about my english

CDNpontiac409guy
02-19-2004, 11:41 AM
Blown... "sorry about your English" ??!!!
I read THAT just fine :deal :cheers :cheers

BEAUTIFUL work, man :cheers
I can just tell from the combination.... you thought this out.

The SPINNING!!!!!
It must be HILARIOUS !!!!