Mercury Mariner 73320 87872 Transfer Port Cover Mounting Plate 75hp 80hp 85hp Water Pumps The Part Number of tiller

The Part Number of tiller handle are 303093

SEI 98-102-42 Tab Washer (OEM 14-18323)

This type of trim arm would have been found in late 1960's/70's/80's right up until 82'ish MerCruiser power systems

The Short one is about 12 inches the long one is about 18 inches

Mercury Mariner 73320 87872 Transfer Port Cover Mounting Plate 75hp 80hp 85hp Water Pumps The Part Number of tillerPart Number(s) Included Mercury Mariner 73320 Transfer Port Top Cover Mercury Mariner 87872 Transfer Port Bottom Cover Mercury Mariner 73395 Ignition Coil Mounting Plate Mercury Mariner 90332 Switch Box Mounting Plate (Stamped 90331) General Application Compatibility (Regarding Transfer Ports) Removed from a 1981 Mercury Mariner 80hp "800" 4cyl Outboard (Serial Number 5894097) Found on 1976 1977 "850" 85hp 4cyl Models Found on 1978 1983 "800" 80hp