Amsoil has an awesome 10w30/30 oil designed for small air cooled engines. recommended for use wherever SAE 10w30 or SAE 30 oil is specified in gasoline or diesel engines, transmissions, hydraulics and chain cases that require the following:
API SL, SJ, SH, SG...(Gasoline)
API CF, CD (Diesel)
JASO MA/MA2 (Motorcycle Wet Clutch)
Engine manufacturers include - Briggs & Stratton, Kohler, Honda, Tecumseh, Robin, Kawasaki, Onan, Kubota, Yanmar, Wisconsin, Power Train, Vanguard and Linemar. I use it in 2 honda lawnmowers, a Lawnboy mower, an Ariens snowblower, and 2 golf carts.