Mercury Outboard Stud 16-33526 Cylinder Block Drive shaft Housing 9.8hp 20hp 6hp Thermostat Housing Parts Unsure what model or models

Unsure what model or models this is from or can be used with

there must be some slight difference between the two

The part # is 304239 and 304240

Item Details This is from an Elgin / Sears 7

a little rough looking from long term storage and kind of some weird paint they used and making tape on the anchoring points

Mercury Outboard Stud 16-33526 Cylinder Block Drive shaft Housing 9.8hp 20hp 6hp Thermostat Housing Parts Unsure what model or modelsItem Description Mercury Part Number 16 33526 Stud Set of 16 (2 1 8") Found on Mercury 110 (9. 8hp S N 2135068 thru 2275946 possibly others though) Mercury 200 20hp (1558310 THRU 1866495) Mercury 75 7. 5hp (S N 2529895 Thru 3801457) Mercury 60 6hp (1916139 THRU 2529894) I had a large amount of these type of items that I wanted to process in a short time, so more details for compatibility will be added later for those of you that don't have access to