try -Steele rubber products, i am pretty sure thats the name to search for. check their universal sizeing chart, you should find a superior seal and screw covers there.
mine is half Bichon and half King Charles spaniel, like yours awesome temperament and smart as hell. loves the boat, cant get on the paddle board without her beating you to it, and she looks like your dogs twin.
Dj---yes I do have fenders - 2 pc 8" with covers, 10.00 each. also have 2 pc 10" fenders with covers 20.00 each. they are all the type with the hole/tube down the center, not the eyelet type. If you want i am in Forked river. let me know before 12 oclock on friday, or they will be in...
You may need the aqualift mufflers because the motors might be mounted to low to the water line, to meet the correct amount of drop and angle that the exhaust system should have according to mercruiser.