oil pump removal

If I run pre-mix. Can I do away with the Oil pump & tank completely 1998 Seadoo GTS? I bought used (Jet Ski from Hell, see other posts) I was told I needed to keep oil on the tank. Is this right? I would like to eliminate pump and cables if possible. Thanks, TexasKid

I have a 07 GTX ltd. I noticed the ski would only rev to 6400 rpm at about 55 mph or so. It is mostly ridden by my mother. saying this she rides very slow about 40 at the most. Im not sure how long it has been missing the washer. It has 58 hrs on it. I purchased it 3 months ago with 45 hrs on...