Originally put in in a sizable sailing yacht with circa 3000hrs functioning time, we took this engine like a PX back again in 2022 after which you can supplied it into a workboat operator for a spare for one of their RIBs. They've now disposed of their Yanmar driven RIBs https://donovanniyma.bloggazza.com/37387362/getting-my-yanmar-4lha-stp-for-sale-to-work