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Old 05-28-2015, 11:59 AM   #256
First c10
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Join Date: Dec 2012
Location: Los Banos CA
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Re: Project 68 k10 LWB..aka "The Hulk"

Quote:
Originally Posted by cmabolt View Post
Since I am at this point right now in my build I have done a lot of looking regarding pipe size/headers etc. One thing I have read and heard over and over is don't go too big or it will rob torque. Velocity is also a key factor and if pipes are too large velocity is lost. Outside of that each engine hp combo is different.
I will be using 2.5" pipes to accommodate upgrades to the motor in the future, but that is probably even a little big for my 6.0L with roughly 328hp. Just my 2 cents

Chris
Chris thanks for the 2 cents...
On my sons 5.3 LC9 we went with 2.5" duals with 40 flowmasters. The stock motor was 320 HP before doing anything to it. Not sure if it would have been better to go with 2.25 or not. with the tune and upgrades it runs strong. What do you think on running two 2-1/2" in to one 3"? pros/cons???
Thanks
Scott
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1956 Chevy Bel Air 2 door
1956 Chevy 210 4 Door
1970 K20 LWB project the Hulk build w/Supercharged 4.8L-ly2/4L60E HULK BUILD
1970 C10 Yellow/White Deluxe LWB w/ 5.3L-LC9/6L80E
1968 K10 LWB Dark green my son calls it "THE HULK Jr"HULK JR *SOLD*
GO GO!!!
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