17" Reverse Cones with expandable baffle wadding

Discussion in 'America, Speedmaster & Rocket' started by Marc Elliott, May 21, 2016.

  1. Marc Elliott

    Marc Elliott New Member

    May 19, 2016
    2
    3
    PADSTOW
    After much trial and error I think I am getting close to sound of the bike I like.

    Bought this expandable wadding of Ebay, easy to fit and once the bike once up to temp and melted the thread and allowed the wadding to fluff up, there was noticeable difference in the quality of the exhaust note and now engine breathes with ease too.

    I think the 26" Reverse Cones would sound even better, but I can't find these in the UK

    The vid doesn't really do the sound justice, but gives you an idea.

    Click the black and white thumb to play the vid :)

    [​IMG] untitled-0053-copy.jpg
     
  2. thebiglad

    thebiglad Old fart, still riding !

    Sep 25, 2013
    5,066
    1,000
    Central France
    It depends very much on the quality of recording/filming equipment, but for me they didn't sound as deep as when I had similar cones on my T100.
     
  3. Marc Elliott

    Marc Elliott New Member

    May 19, 2016
    2
    3
    PADSTOW
    Maybe they don't, but rear exhausts for the Speedmaster are limited compared to the Bonnevilles.

    Like I said the sound recording is poor
     
  4. Scoot65

    Scoot65 Well-Known Member

    Dec 3, 2015
    224
    93
    DURHAM
    Interesting video. Many thanks for posting!
     
    • Like Like x 1
  5. thebiglad

    thebiglad Old fart, still riding !

    Sep 25, 2013
    5,066
    1,000
    Central France
    Hi Marc it sounds like you might have taken offence at my comment.If that is the case I unreservedly apologise

    I wonder if it has anything to do with the fact that the exhaust downpipes were longer on my bike than on yours?
     
    • Like Like x 1
  6. Marc Elliott

    Marc Elliott New Member

    May 19, 2016
    2
    3
    PADSTOW
    • Like Like x 1
  7. Scoot65

    Scoot65 Well-Known Member

    Dec 3, 2015
    224
    93
    DURHAM
    I'm very interested in news of an exhaust for the Speedmaster / America……… When did they say that the exhausts would be available?
     
    • Like Like x 1
  8. Marc Elliott

    Marc Elliott New Member

    May 19, 2016
    2
    3
    PADSTOW
    He said when I called him that he hoped later this year
     
  9. Scoot65

    Scoot65 Well-Known Member

    Dec 3, 2015
    224
    93
    DURHAM
    Thanks for the info. Much appreciated!
     
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