C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

vortec or AFR heads???????

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Old Sep 23, 2005 | 12:25 PM
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Default vortec or AFR heads???????

Which heads produce more HP?
AFR states that you will get 80 more ponies than stock L98 heads, What about vortec heads, does anyone know what they produce?

I have both intakes, vortec intake and edelbrock intake?
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Old Sep 23, 2005 | 01:16 PM
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what particular afr head are you refering to..

what head do you have now? what combustion chamber size do you have?
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Old Sep 23, 2005 | 06:06 PM
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The AFR heads in corvette fever page 30 , nov 2006.
$1324. sb chevy 80 hp over stock l98.
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Old Sep 23, 2005 | 06:52 PM
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Don't forget canfields.
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Old Sep 23, 2005 | 11:28 PM
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Originally Posted by 84 BRONZEBOMBER
Which heads produce more HP?
AFR states that you will get 80 more ponies than stock L98 heads, What about vortec heads, does anyone know what they produce?

I have both intakes, vortec intake and edelbrock intake?
All things being equal, head flow determines HP

Vortec heads ~245 (more like ~230)
Fastburn heads ~232 (easy port to 265)
AFR heads ~262

The afr heads will make more TQ due to its smaller runner (195 vs 220 ported)

W
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Old Sep 24, 2005 | 12:27 AM
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From: Spring Lake bc
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Which intake works with fast burn heads?
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Old Sep 24, 2005 | 01:13 AM
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Originally Posted by 84 BRONZEBOMBER
Which intake works with fast burn heads?

A Miniram III will work
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Old Sep 24, 2005 | 06:53 AM
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Originally Posted by 84 BRONZEBOMBER
Which intake works with fast burn heads?

Scoggin dickey makes a TPI base..It's good for 300 rwHP with a 224/230 cam...13.3 in 1/4 mi-sea level

TPis makes a MR III..it's good for for 450-500+ with a lot of cam (I'm at 350 rwhp with a 224/230 cam), but I'm still tuning and just switched from a high stall bad auto tranny to a zf6

THE BEST INTAKE is the GMPP single plane intake...the intak actually inrease the flow of the heads versus efi intake that reduce the flow

If I was to do it again, i'd get the afr heads and put a modified stealth ram on it. I don't like paying big$ for so so hp increase
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Old Sep 24, 2005 | 11:40 AM
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From: Spring Lake bc
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I am going to put a super ram on and I am trying to decide which heads to put on.

The cheap way looks like vortec heads.
I am trying to find a price on e-tec 170 and 200 heads?
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