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SLP Tri-Y headers..ACS coated!!

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Old Jan 9, 2004 | 02:24 PM
  #1  
Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
SLP Tri-Y headers..ACS coated!!

here's my Tri-Y's I just got back today from ACS....Whatcha think?

I think they look damn good!......

Heres a before:
Attached Thumbnails SLP Tri-Y headers..ACS coated!!-dsc00490.jpg  
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Old Jan 9, 2004 | 02:24 PM
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Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
heres an after:
Attached Thumbnails SLP Tri-Y headers..ACS coated!!-dsc00511.jpg  
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Old Jan 9, 2004 | 02:26 PM
  #3  
Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
and here it all is:

Hey what length header bolts do I need: I have 1" but they dont sem long enough with the flange and gaskets? How long should they be? or get?
Attached Thumbnails SLP Tri-Y headers..ACS coated!!-dsc00514.jpg  
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Old Jan 9, 2004 | 05:34 PM
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1989GTATransAm's Avatar
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From: Cypress, California
Car: 1989 GTA
Engine: 369 TPI
Transmission: 4L60E
Axle/Gears: 3.70 Nine Bolt
I agree they look damn good. Let us know what your butt dyno thinks of the headers. I have a set on my GTA and was a big improvement. Can't help on the bolts unless I take mine out. However I believe the short ones are 1". I can remember trying 1 1/4" and they were to long. Allen
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Old Jan 9, 2004 | 05:55 PM
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Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
1 1/4 was to long? heres a pic with the bolt thru the flange and the gasket on...I have the Percy gaskets.....the bolts are 1" long....I measured and that it was like about 3/8ths was all that would be going into the head? That dont seem like enough...Yeah I Know the gasket would squeeze together but still...
Attached Thumbnails SLP Tri-Y headers..ACS coated!!-dsc00515.jpg  
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Old Jan 9, 2004 | 07:30 PM
  #6  
MdFormula350's Avatar
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From: Maryland; USA
very sweet! coating is a must have for headers.
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Old Jan 10, 2004 | 01:13 PM
  #7  
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From: OKC Oklahoma
Car: 1984 Z28
Engine: L69 305 HO
Transmission: 5 speed manual
Axle/Gears: Auburn pro yukon 3.73 gears and axl
I have ordered a set of SLP tri-yz for my 84Z28w/L69 Keep updated so I will know what to expect..........I will be sending my SLPz to acs upon recieve............Yours look quite good:hail:
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Old Jan 10, 2004 | 04:28 PM
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Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
Originally posted by 65panhed
I have ordered a set of SLP tri-yz
Where did you order yours from? They are not made anymore?
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Old Jan 10, 2004 | 09:05 PM
  #9  
65panhed's Avatar
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From: OKC Oklahoma
Car: 1984 Z28
Engine: L69 305 HO
Transmission: 5 speed manual
Axle/Gears: Auburn pro yukon 3.73 gears and axl
I bought them off of the guy that won the last set from horsepower 1.They cost a bunch but as in one of your previuos posts on this subject its only plastic money..........
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Old Jan 10, 2004 | 09:21 PM
  #10  
Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
AHH!!!..I see...yep plastic money is great till the bill comes in.....LOL
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Old Jan 10, 2004 | 09:31 PM
  #11  
MikeH's Avatar
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From: Fla
Car: 90 IROC
Engine: 406
Transmission: GMPP 93/4L60
Axle/Gears: 9 bolt 3.27
Yeah those turned out nice, I have a set of SLPs. I hope to have them coated before they go back on the car.

What coating did you go with? That has a nice gloss to it.
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Old Jan 21, 2004 | 05:18 PM
  #12  
davehamilton's Avatar
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From: Houston, Texas, USA
Hello Those are the ACS polised silver ceramic header coating!!!
ACS hEADERS
281 446 6203
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Old Jan 22, 2004 | 05:03 PM
  #13  
Trans_AM_88's Avatar
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From: NJ fo0
Car: 1986/88 Frankenstein Trans Am
Engine: carbed L98
Transmission: T-5
hey Wishmaster, how much did that coating cost you?
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Old Jan 22, 2004 | 07:51 PM
  #14  
Wishmaster's87IROC's Avatar
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From: Winston salem, NC
Car: 1987 1SICIROC.....1999 TransAm
Engine: 385 HSR.....LS1
Transmission: 700R4 with Midwest 3400 2.4str...M6
Axle/Gears: SLP Zexel Posi unit 3.42's...3.73's
$220.00 including shipping back to me. His prices are on one of Dave's threads. Shipping might be more for ya, I dont know, your gonna have to get up with Dave.
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