maintenance help

I finally pulled the trigger yesterday and picked up a 2017 WAKE 155! I'm a first-time owner, although have some experience riding skis. I previously lived in Illinois and road around primarily in freshwater (Mississippi River). I now live in Florida and will mostly be riding in salt/brackish...

I recently bought a 95 SeaDoo Xp700 & 97 Yamaha Waveraider 1100. We used them for a week on vacation & had minor starting issues. I changed the plugs on both, which helped. But I’d really like to get some needed Maintenance done on these because they do seem to be in good shape for 25 year old...