LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

mac headers

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Old Oct 12, 2003 | 10:03 AM
  #1  
whtz's Avatar
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From: N.E. OHIO
mac headers

does anyone know where i can get some mac headers and y pipe for a 1995 z28 and have them coated because i believe they are not coated?
Old Oct 12, 2003 | 11:21 AM
  #2  
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From: Elk Grove Vlg, IL
They are HTS coated, but most people would recommend getting them ceramic coated. www.ls1speed.com has them for 423.99 and i think they can ceramic coat them for you for about 150 I'm not sure. They're located in IL
Old Oct 12, 2003 | 11:22 AM
  #3  
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From: Tallahassee, Fl
Try www.ebay.com Thats where I got mine. And they are coated but not Jet Hot coated. The coating has lasted alright with me other than the y-pipe.
Old Oct 12, 2003 | 12:23 PM
  #4  
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From: Newark, Delaware
Mine are rusting pretty bad after only 3 months....

Frank
Old Oct 12, 2003 | 04:06 PM
  #5  
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Joined: May 2001
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From: Utah
the "out of the box" coating on the mac headers is crap. I had them on the car, and the coating went to hell quickly. I took them off the car, sent them to HPC who stripped them, and re-coated them.

30,000 miles later - they are still looking good. Not nearly as shinny as they were when freshly coated (but I have never polished them) - but no rust spots, no flaking etc - still a solid coat on the headers.

Very Happy with HPC coating.

http://www.hpcoatings.com/

Last edited by NVMYZ28; Oct 12, 2003 at 04:09 PM.
Old Oct 12, 2003 | 04:56 PM
  #6  
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From: Montreal, Canada
I have some for sale, check out my details in the FS section or e-mail me.
Old Oct 12, 2003 | 07:35 PM
  #7  
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From: Elk Grove Vlg, IL
Originally posted by NiteRider
I have some for sale, check out my details in the FS section or e-mail me.
pm'ed you about them
Old Oct 12, 2003 | 07:40 PM
  #8  
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From: Woodstown, NJ
HTS (high temp silicone) is basically paint. There is no substitute for ceramic coating. Mine look like crap.
Old Oct 12, 2003 | 08:03 PM
  #9  
Mir Hussain's Avatar
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Joined: Oct 2000
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From: Delta Quadrant (Toronto)
I got JetHot 2000 Coating, back in 2000
Its still looks great!
Old Oct 12, 2003 | 08:27 PM
  #10  
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From: Landover, Maryland
Go to www.jet-hot.com. Jet-hot will sell you jet-coated MAC Headers and y-pipe for around $550. Look into it there..
Old Oct 12, 2003 | 08:31 PM
  #11  
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From: scottsdale, AZ
Pics of mine from this past week in my website in sig. HTS coating still looks as it did when i installed them a year ago.
Brandon
Old Oct 12, 2003 | 08:33 PM
  #12  
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From: HI.
Originally posted by 12SCNDZ
Mine are rusting pretty bad after only 3 months....
I heard the same about the quality of them.
Old Oct 12, 2003 | 08:57 PM
  #13  
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mac headers

I installed mac headers on my 1995 TA conv. 6 months ago. They look terrible and have a leak that I cannot resolve. I would not recommend them.
Old Oct 13, 2003 | 01:21 AM
  #14  
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About the only way to fix the leak in the DS header is to weld the slip joint together. Even after getting a new u-clamp and using header sealant the sucker still leaks (blew the sealant out after a few days). Take the steering linkage out, put the header in with a little torque on the bolts, tack weld the primary together, then take it out, finish it up and reinstall it. They're a great header and fit perfectly for me but it's just that one leak prone joint that needs some TLC during install. Felt a HUGE difference afterwards too... mainly at 4000+rpm.

Whoa.... i'm drunk.... I hope i typed that good cuz i sure cain't read it
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