Tohatsu

They compiled the program and accumulated more than 2,200 hours of endurance and durability testing, 750 hours of field operation, and over 430 laboratory hours.

The program participants were included as Mercury, Evinrude, Yamaha, Tohatsu, Boba Penta, Indmar, and OMC Johnson engines.

It covered carbureted and fuel injected four-stroke conventional and direct injection two-strokes, inboards, outboards, stern drives, and personal watercrafts like your jet skis.

The fuel was tested across different manufacturers, engine designs, and operating conditions because the researchers were actually trying to look for weaknesses.

I think the new ones are 253.

I thought that the Tohatsu was at 217.

Oh, maybe I'm thinking about the Mercury 60R being in the 270s.

yeah mercury six stores like 268 i believe