In-Depth Yanmar 8LV350 Review: Features, Specs, and Why You’ll Want One If you’re looking for a high-end marine diesel engine that’s heavy-duty, economical, and extremely durable, the Yanmar 8LV350 is among the best. Designed for heavy-recreational and light-commercial marine applications, the 8LV350 is an 8-cylinder V-configured powerhead that combines Yanmar’s century-long reputation for durability with