January 1966 - December 1966

Bulletin No. 50 - November 4, 1966 [COMPLETE]

(10 articles)

"This complete issue is devoted to carburetor corrective information related to 1967 passenger units."


  • Article 932 - Cold and/or Warm Engine Stall or Hesitation on Acceleration
    (1967 Units with 4300 Design Carburetor Built Prior to Approximately December 1, 1966 - 289-4V, 390-4V non-GT, 428-4V)

  • Article 933 - Rich and Erratic Engine Idle
    (All 1967 Units with 4300 Design Carburetor - 289-4V, 390-4V non-GT, 428-4V)

  • Article 934 - Hard Hot Starting
    (1967 Units with 4300 Design Carburetor - 289-4V, 390-4V non-GT, 428-4V)

  • Article 935 - Hard Cold Starting - Air Cleaner to Choke Plate Interference
    (1967 Thunderbird)

  • Article 936 - Stall on Transmission Engagement - Cold Engine
    (All 1967 Units with 4300 Design Carburetor - 289-4V, 390-4V non-GT, 428-4V)

  • Article 937 - Lean Carburetion (Surge) at Constant Speed - 40-60 MPH
    (SUPERSEDES SPECIAL SERVICE LETTER #37 OF SEPT. 16, 1966)
    (1967 390-2V Non-Thermactor Automatic Transmission Units Built Prior to Approximately December 1, 1966)


  • Article 938 - High or Erratic Engine Idle Speed
    (All 1967 390-2V Engine Equipped Units)

  • Article 939 - Momentary Engine Hesitation on Light Throttle Acceleration
    (1967 390-2V Thermactor Automatic Transmission Units Built Prior to Approximately Oct. 1, 1966)

  • Article 940 - Low Top Speed and/or No Carburetor Dechoke
    (All)

  • Article 941 - Cold Engine Stall - Holley Carburetor
    (All 1967 Fairlane and Mustang 390-4V GT Engine Equipped Units)

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