Exhaust inserts! | Page 2 | FerrariChat

Exhaust inserts!

Discussion in '308/328' started by fastjon, Nov 20, 2007.

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  1. Subito Grigio

    Subito Grigio Formula Junior

    Jun 2, 2009
    396
    Didn't know where that whistle sound was coming from, but I absolutely love that sound! It appears most F-chatters don't like it.

    Thought the sound was coming from the air intake damper (the large disk that floats in the intake system).

    I live in Hawaii and F cars a very few and far between. My 83 Mondial QV Cab just rattles folks as it whistles by them - especially in a mountain tunnel!

    Perhaps the sound I get is unusually strong - but in my case it definitely means "racing form" to me.

    That sound is part of the reason I keep the car - and spend dollars on it! Of course, the Grigio with black leather and original one-place zippered leather cover really does let me cruise around at night almost incognito! Fun!

    jamtans
     
  2. FF8929

    FF8929 Formula Junior

    Apr 12, 2008
    799
    Livonia, Michigan
    Full Name:
    Fred Flynn
    Birdman: How thick was the stainless steel that you used? Thanks in advance.
     
  3. Davvinci

    Davvinci Karting

    Dec 11, 2009
    162
    California
    Full Name:
    DavidoSpeedo
    Could use a few pics. Sorry to resurrect this old thread but I couldn't find any templates of designs that would work. Perforate and roll the SS inserts isn't that difficult but I would like to see a picture of one that worked well, if it's out there.
    Thanks
     
  4. Darolls

    Darolls F1 Veteran
    BANNED

    Jul 2, 2003
    7,782
    Full Name:
    Sparky
    Sorry no pics but, don't perforate the inserts. You can wrap the spring steel around a broom handle or something similar to the ID of the exhaust tips. Insert and they should expand to hold them tightly in place. I believe 6 inches in length should be sufficient.
     
  5. mwr4440

    mwr4440 Five Time F1 World Champ
    Rossa Subscribed

    Jun 8, 2007
    57,858
    Bavaria, The 'Other' Germany
    Full Name:
    Mark W.R.
    Sorry guys I hear NOTHING in the MP3. Can you give me the starting numbers (seconds) into the piece where the chirp begins.


    Being over 50% deaf across the board and 100% at a few freqs is a problem sometimes. :(


    Thanx in Advance
     
  6. Mfoncerrada

    Mfoncerrada Formula Junior

    Dec 20, 2009
    419
    Monterey, CA
    Full Name:
    Miguel Foncerrada
    My advice: turn your hearing aids off and you won't hear the high pitched sounds...yet still enjoy the rumble of the engine....works for me ;=)
     
  7. mwr4440

    mwr4440 Five Time F1 World Champ
    Rossa Subscribed

    Jun 8, 2007
    57,858
    Bavaria, The 'Other' Germany
    Full Name:
    Mark W.R.
    I almost never wear mine as my ears destroy them fairly fast.

    At $6K a pair ...... that is 355 territory. :D


    Besides there is always lots going on around me I'd really rather NOT Hear. :)
     
  8. jsa330

    jsa330 F1 World Champ
    Silver Subscribed

    Oct 31, 2003
    10,037
    75225
    Full Name:
    Scott
    My car only makes the slightest bit of the noise. I don't mind it, sounds exotic.
     
  9. Davvinci

    Davvinci Karting

    Dec 11, 2009
    162
    California
    Full Name:
    DavidoSpeedo
    Something like 18 gauge? Or lighter?
     
  10. Darolls

    Darolls F1 Veteran
    BANNED

    Jul 2, 2003
    7,782
    Full Name:
    Sparky
    18 gauge should work if you have some laying around. Give it a try, the main thing is that the steel should spring into place tightly when inserted in the exhaust tips.
     
  11. Davvinci

    Davvinci Karting

    Dec 11, 2009
    162
    California
    Full Name:
    DavidoSpeedo
    Gotcha. Thanks for the tip (little humor). I'll try and take a few pics and post later.
     
  12. maestro8

    maestro8 Formula 3
    BANNED

    Dec 2, 2009
    2,054
    Nor Cal
    Full Name:
    Jason
    Perhaps it's because I haven't been to a lot of auto races, but it sounds more like "someone stuck a whistle in my tailpipe" to me.

    I'm glad this thread popped up! I'll be making a set this weekend.

    If anyone else in Nor Cal wants a set PM me and I'll churn out a few more. Will trade for beer :)
     
  13. Easyrider7467

    Easyrider7467 Formula Junior

    Nov 3, 2005
    980
    Northen N.J.
    Full Name:
    John
    This was a post by a member not sure who.
    He illustrated the whole process.
    I think he used 26 gauge?

    Wait I'll be right back I think I saved this thread for future use............

    Here she is....

    http://www.ferrarichat.com/forum/showthread.php?t=68110 Thanks to GATSBY!!
     

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