opinions on what to do to motor ...

[spareparts]

you can use the Amsoil 100 to 1 oil, I've used it before with good luck, it may seem expensive, but remeber that you are only using half as much oil. I ran it in my fathers 1 thirsty 5 for a year, but I hated not seeing it smoke, I didn't know if I had put oil in it or not, so I went back to quicksilver