Up for Buy-It-Now is a new old stock automatic transmission governor assembly, GM / United Delco part number 370366.  According to my GM Manuals, this is used on the following models and years:

1977-1979 Camaro (Z28) (M38)
1980 Camaro..w/ 350L (M33)

1976-1977 Corvette ..(M38), Turbo Hydramatic

1975 Chevrolet..Full Size Passenger All w/ Turbo Hydramatic 350 (350)
1976 Chevrolet...Full Size Passenger All w/ 350
1976 Chevrolet...Body code B Impala Caprice (305) (M29) (1st Design)

  The governor assembly is in brand new, never used condition and is free of any damage.  It is still covered in a light coating of protective grease from the manufacturer.  The original box is in good condition.
  Please feel free to E-mail me questions.  International bidders are always welcome.  Thanks for looking!!