Yanmar 41540 SAE 15W40 Diesel Engine Oil, OEM Yanmar Motor Oil, 1 Quart. This is a genuine One Gallon Yanmar Oil 15W40 used on the following engine models Convenient 1 Quart Bottle – 1 U.S. quart (32 fl oz / 0.946 L) for top-offs or service fills; easy-pour container.
