I really don't wanna doubt Yams own manual. But this is just not right. After doing flinstones I put in 4.3 gallons.Natedog said:
Theoretical it has a 4 + 1 tank. Or in other words a 5 gallon fuel capacity altogether. In reality you wont be able to put in 5 gallons, unless you park your bike on a 30' downslope.