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383 build exhast ?

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Old 04-15-2009, 08:03 PM
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Car: 1987 Camaro Z-28
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383 build exhast ?

What headers should i go with short tube or long tubes for a 383 stroker supercharged, i read if I put short tubes my engine will be running hotter, or do long tube headers kept my engine running cooler

Last edited by Skull88; 04-16-2009 at 07:09 AM.
Old 04-16-2009, 04:50 PM
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Re: 383 build exhast ?

if you go with long tubes your ground clearance might be lost. I am running Dyno Don's shorty headers which are a shorty 13/4 by 2.5 primaries and work and look great. I would recommend going with the shorties, because they are so much easier and don't lose any ground clearance. Find a guy named Dyno Don on these boards, he makes them himself
Old 04-16-2009, 05:21 PM
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Re: 383 build exhast ?

so there is no difference between the heating issue
Old 04-16-2009, 06:09 PM
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Re: 383 build exhast ?

not that I know of. I have absolutely no heating issues with mine and my car stays around the 190 range
Old 04-16-2009, 10:15 PM
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Re: 383 build exhast ?

I ran my 383 with a D-1SC through headman's 1 5/8" shortie headers and did quite well with a 9.55@ 140 although I'm sure the motor really wanted at least an 1 7/8" primary. Being that selection for these cars sucks, I'd try to get something with 1 3/4" primaries or bigger, but I don't think any of them really just outright suck. I'd go for shorties for ground clearance since primary tuning length isn't of large importance with boosted motors.
Old 04-16-2009, 10:20 PM
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Re: 383 build exhast ?

yeah im tryin to find some 1 3\4 shorty, but ceramic coated i know there gonna be a pain in the a$$ to find Right??
Old 04-17-2009, 04:23 PM
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Re: 383 build exhast ?

dyno don sells the only ceramic coated shorty 1 3/4 headers
Old 04-19-2009, 07:57 PM
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Re: 383 build exhast ?

yeah but long tubes geive u more tourqe right
Old 04-19-2009, 08:00 PM
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Re: 383 build exhast ?

Maybe.
Old 04-19-2009, 08:16 PM
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Re: 383 build exhast ?

One of my buddies at the track had shorties and put long tubes on his car and didn't gain much of anything. He's running vortec heads and a small roller cam mostly in the 12.2's 1/4-mile.
Old 04-20-2009, 01:49 PM
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Re: 383 build exhast ?

I had a set of SLP ceramic coated shorties and the worked great. I sold those and picked up a set of 1 3/4 Dougs LT headers and can actually feel the increase in my low end offline power and since the car is mostly for drag only with only about 30-50 miles a year on the street, ground clearence is really not an issue for me. But I will tell you that the shorties are much easier to install and for the street, there really is not ground clearence issues involved and I was running with a single 4" exhaust with dual outlet muffler.
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