The transmission this is going in turns rotella to water within 800 miles or so and shifting gets clunky.
The yamalube 15w50 synthetic lasts until 1500 miles or so, but it's expensive. Looking for something under 10 bucks a quart. in the 10w40 to 20w50 range.
The yamalube 15w50 synthetic lasts until 1500 miles or so, but it's expensive. Looking for something under 10 bucks a quart. in the 10w40 to 20w50 range.