New headers im making

Discussion in 'Race 400/430/455' started by slimfromnz, Jul 10, 2009.

  1. slimfromnz

    slimfromnz Kiwi Abroad

    Well, this is a first for me and I have to say im enjoying it - apart from the grinding back of the welds. 2" primaries 4" collector
     

    Attached Files:

  2. bobc455

    bobc455 Well-Known Member

    Wow! Nice!

    -BC
     
  3. iacovoni

    iacovoni The Buick.

    Love the in intake.
     
  4. slimfromnz

    slimfromnz Kiwi Abroad

    Bought it of Kevin Stevens
     
  5. DaWildcat

    DaWildcat Platinum Level Contributor

    I'm loving the whole package so far. Pretty soon it'll be time to cash in some frequent flyer miles so I can go for a ride! Been to Melbourne, but not yet to Sydney!

    Devon
     
  6. K0K0

    K0K0 Jamie

    Nice work what are your plans for the rest of the exhaust?
    X2 on the intake.
    Jamie
     
    Last edited: Jul 15, 2009
  7. 12lives

    12lives Control the controllable, let the rest go

    Sweet!!!

    - Bill
     
  8. slimfromnz

    slimfromnz Kiwi Abroad

    Awesome.
     
  9. slimfromnz

    slimfromnz Kiwi Abroad

    I will weld a take-off on the side of the collector and take the exhaust back under the car and exit out back. I have caping plates to bolt on the end of the collectors.
     
  10. Mark Demko

    Mark Demko Well-Known Member

    Looks awesome! Dont forget to put the valve springs back on the #1 cylinder:Dou: Mark
     
  11. fastest430

    fastest430 Well-Known Member

    Well It looks like you have them facing the right way .lol
    Naw,seriously,They look Good
     
  12. slimfromnz

    slimfromnz Kiwi Abroad

    Yeah nice one guys. I have finished 1 side completely now I have the harder task of matching it. Atleast when I cut the pipes for the first side I cut in pairs for the other side as all the cuts are at 90' to the pipe.
    Once ive finished the second side then its off to get them Jet-hot coated.
    Cheers
    Royden
     
  13. DaWildcat

    DaWildcat Platinum Level Contributor

    Royden, don't worry about mirroring the headers unless you're planning to get some photos published side by side. Otherwise, we can't see both sides at once!

    And if anyone has the nerve to comment about any asymmetry, tell them it's due to extensive research into the particulars of exhaust pulse tuning, and that the details of said research are certainly classified.

    Devon
     
  14. slimfromnz

    slimfromnz Kiwi Abroad

    I hear ya. I have to say that from the front the headers are going to look f^&king tough man. They sorta dominate the front end of the car even though there has been some interest in the manifold.
    Booked youre ticket yet:TU: :beers2:
     
  15. DaWildcat

    DaWildcat Platinum Level Contributor

    Good point; from the front you'll want things to look pretty even.

    I wish!

    Devon
     
  16. slimfromnz

    slimfromnz Kiwi Abroad

    Devon,
    i got a bit carried away with Mike T on the phone this morning.:Brow: :Brow:
    I am now going 4.5" bore and 4.5" stroke to give me 572cui.
    Cheers
    Royden
     
  17. batsong

    batsong Well-Known Member

    Great headers. Did you use the tubes from a kit, or did you bend them yourself? How did you calculate the length and diameter for optimum performance, and what attributes did you go for?
     
  18. slimfromnz

    slimfromnz Kiwi Abroad

    I bought header kit which consists of 10 x 180' bends or 'U', 4 x 90' elbows and the collectors. Apart from visual, nothing else really determined the outcome.
    Cheers
    Royden
     
  19. slimfromnz

    slimfromnz Kiwi Abroad

    They are completely finished now.
    Here they are;
     

    Attached Files:

  20. DaWildcat

    DaWildcat Platinum Level Contributor

    Stunning! Very nice work.

    Devon
     

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