This is an Original GM Manual Steering Box for 1967 thru 1969 Camaro. Also for 1968 and 1969 Nova. Case casting # 5679142 and Date Code 273, Upper cover casting # 5666723. Note: This is also will fit 1964 thru 1969 Chevelle and 1965 thru 1969 Impala (as long as the correct pitman arm is used). This has 6 1/4Turns Lock to Lock. If you need it for an Impala or Chevelle the Pitman Arm will need to be changed, call us if you have questions. See Pictures