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six cylinder

  1. Vintage Mustang Forum
    Just installed a 64 200 six cylinder from a Fairlaine in my 65 Mustang coupe with C4 trans. There is a clicking noise that increases with throttle, but goes away when I out the car in gear. I did not remove the trans when I swapped the engine. Original engine was the original 200 six, and it did...
  2. Vintage Mustang Forum
    The air fuel ratio is good in park or neutral, but way too Lean when I'm in gear or holding the throttle. I'm talking off the charts, over 18:1. I think the carb has too small of a main jet (61), but I want expert opinions before I start swapping jets. 65 Mustang 200 six cylinder coupe with C4...