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Old 12-03-2010, 01:10 PM   #9
68 C-10 KID
Mean Green
 
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Join Date: Sep 2007
Location: Portland, OR
Posts: 522
Re: Help me put together a good 350 combo for 375-400 hp.

Quote:
Originally Posted by Marv D View Post
It will be tight for that budget, but ... for strictly street, and not needing top end.....
I'd do the Edelbrock 170cc E-tec heads (I believe the are $1200),
a Vortec airgap intake is roughly $375

Then to do it right, a hydraulic roller in the .. ohhh roughly 235@ 0.050 range assuming your building 9.5 to 10.2:1 comression, an dput lift at .58ish. 1-5/8" long tube headers

that will probably be a deal breaker with cam / good hydraulic roller lifters / pushrods / springs and a good roller rocker being around $1100

I'm always saying HEADS is where the power is made. But, the cam is the brains of how you use those heads. I won't build a flat tapper motor, not with todays oils and the performance benefits of a roller (solid or hydraulic).

But,, that's just my 2¢
I agree w/ marv. A few years ago I also dynoed a 355 that was in my truck that put down the 338 hp mark with a real similar set up as above.
Canfield 195's 1.6 1.7 roller rockers
hyd roller cam with around a low .500's
forged piston
Brodix HV 1016 dual plane
750 Holley.
th350 3000 Hughes stall w/3:73
electric fan
serpentine pulleys
power stearing
Truck ran 13.70's all day.

Power is in the heads!
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