Sil Motor Headers Threaded Hole

Discussion in 'Supersport (1974-2007)' started by Desmoquattro, Apr 23, 2016.

  1. 20160421_192920.jpg 20160421_192929.jpg
    Whats this hole for? Some kind of sensor? It came with nowt in it so I made brass nuts for the two at either end near the ports.
     
  2. O2 sensor. Will also be used by tuner during dyno run to accurately measure exhaust gas composition. Andy
     
  3. Great, thanks thought something like that.
     
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