General Information:

• This model was painted all "Phantom Black." 
• The serial number was on a plate riveted to the port side of the swivel bracket.
• Serial numbers 2134713 thru 2275946 are 1967 models.
• Serial numbers 2290663 thru 2475311 are 1968 models.
• Serial numbers 2508759 thru 2708898 are 1969 models.
• This model was offered in both Short and Long Shaft versions.