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Headers

Old Apr 17, 2013 | 11:58 PM
  #1  
Richgta's Avatar
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Headers

Heres the deal im doing a 305 to 350 swa will I have trouble getting heddman shorty headets to atach to factory exhaust
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Old Apr 18, 2013 | 07:34 AM
  #2  
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From: So Cal
Car: 89 IROC Z28
Engine: 357 TPI
Transmission: 700R4
Axle/Gears: 3.42 Posi
Re: Headers

You're going to replace the Y-pipe right?
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Old Apr 18, 2013 | 07:56 AM
  #3  
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Re: Headers

i didnt plan on it am I screwed without new y pipe
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Old Apr 18, 2013 | 10:33 AM
  #4  
midias's Avatar
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From: Henrietta NY
Car: 1984 Trans Am L69
Engine: Sniper EFI Powered 355
Transmission: WC T5 w/ Steel Support Plate
Axle/Gears: 3.42 10 Bolt Posi
Re: Headers

Do they even use the same collector flange?

My guess is it will not work
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Old Apr 19, 2013 | 01:12 PM
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Car: 1971 Camaro
Engine: 427
Transmission: TKO600
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Re: Headers

They don't connect to the crappy ultra restrictive factory y pipe. Just like the instructions say, you must use the Hedman Y pipe.
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