Up for Buy-It-Now is a new old stock oil level indicator tube, GM part number 3828073.  According to my GM Manuals, this is used on the following models and years:

1949-1964 Chevrolet Passenger

1962 Chevy II
1963-1964 Chevy II (Except C.A.C 8 cylinder)
1965-1970 Chevy II..4 cylinder
1965-1970 Chevy II (6 cylinder) (Except C.A.C)
1966-1970 Chevrolet Passenger, Camaro, Chevy II, 6 cylinder

  The tube measures 9" in length.  It is in brand new, never used condition and is free of any damage. The original GM package is in poor to fair condition and is torn in half from many years of shelf storage. 
  Please feel free to E-mail me questions.  International bidders are always welcome.  Thanks for looking!!