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colortune

  1. Wanted Gunsen colortune (for alfa 4-cylinder)

    Alfa Romeo Parts For Sale & Wanted
    Hello, I'm looking to tune my webers and would like to try out the Gunsen Colortune. If anyone has any they would like to sell off, please let me know. Joseph
  2. Solex Rich just off idle

    Carburetors, Fuel Injection & Air Intake
    Hi all, I have a 75 spider with Solex's was u.s spec but now has been rebuilt with slightly higher lift cams. It seems to be running quite rich from the sound and looking at the plugs. I have fitted a color tune and tried some leaner than spec idle jets. What I am finding is I can adjust a nice...
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