3b motorhead vs aby motorhead

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  • valjo
    S2Forum Extremist
    • Aug 2003
    • 1110
    • Country: Latvia

    #1

    3b motorhead vs aby motorhead

    hi!

    i would like to know, what is differences beetwen 3b and aby motor head (i know aby has different ingnition system....). is it easy to upgrade 3b head to aby? is it only to rebuild ventil cover and add ignition systm? has anyone any experience about that?

    thanks!
    Audi Coupe S2 1993
    Audi V8 4.2 1993
    Audi cabrio 1998
  • S2central.net
    Retired OG Mod
    • Jul 2003
    • 16590
    • Country: Northern Ireland

    #2
    Additional drilling is needed on the 3B head to locate the camshaft (hall effect) sensor. I have a vague memory of some other very subtle difference but I cannot remember right now.
    Paul Nugent
    Webmaster http://S2central.net
    Administrator http://S2forum.com

    1994 S2 Coupe ABY - aka Project Lazarus
    2001 A6 allroad 2.5TDi - family tank
    2003 S4 Avant 4.2 V8 - daily burble

    Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

    There are only 10 kinds of people that understand binary - those that do, and those that don't

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    • bob69
      S2Forum Enthusiast
      • Jun 2004
      • 118

      #3
      Overkill was always my favorite album!!!
      '94 ABY

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      • aronmatic2
        S2Forum Fiend
        • Jan 2004
        • 2129
        • Country: Hungary

        #4
        Originally posted by S2central.net
        Additional drilling is needed on the 3B head to locate the camshaft (hall effect) sensor. I have a vague memory of some other very subtle difference but I cannot remember right now.
        or you can get hall effect from the original 3b hall sender. you have to change all engine wireing. differetnt im. and more
        --------------------------------------------------------
        Real carbon parts for S2 and RS2. Check Carbondesign on facebook

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