Mercury Kiekhaefer Outboard 10-22728 Co-Pilot Ring Screw Mark 5 6 6A KF5 KF3 Flame Arrestor pits & other markings on

pits & other markings on the shaft

but ALREADY INSTALLED)

Many 1970s & 1980s Mercury inline outboards

Found on KE7

Mercury Kiekhaefer Outboard 10-22728 Co-Pilot Ring Screw Mark 5 6 6A KF5 KF3 Flame Arrestor pits & other markings onItem Description Mercury Part Number 10 22728 Co Pilot Ring Clamp Screw found on Mark 5, 6, 6A KF5 KF3 (and possibly others). Purchase with confidence! General Disclaimer (please read) These are New Old Stock Parts from a large mercury Mark & K models cabinet I have. Some of these parts might work on more models than listed in the title and or the description, Please do your own research There might be some surface rust, missing paint, scratches,