Quote Originally Posted by BajaRon View Post
Interestingly, because I sell a lot of oil. Some of my 1330 customers tell me that 5 quarts gets them right near the full mark. And others tell me that 5 quarts barely wets the dip stick (though this is much less common). All change the engine oil filter with every service. And changing the trans filter on the SE6 does not require more than about 0.2 quarts more, according to the book. Or at least the book that I took my numbers from.

There is no way that I can see that the oil capicity could vary on the 1330 Rotax engine (other than the small difference between the SM6 and the SE6). So it has been a bit of a mystery to me.

1330a Oil Capicity.jpg
THANK YOU Ron, I have my Spyder on the lift right now changing the oil, filter & hcm filter and have been looking for how much additional oil is required when changing the hcm filter...larryd