10.3 liters, 6 cylinders in line, 4 strokes, d.injection,fresh water cooled turbo-charged, titanium-plates heat-exchanger. The 850 Plus it is a standard production engine model totally mechanic controlled with a very low power-to-weight ratio, good alternative to patrol engines. It powers fast interceptors and any patrol boat where speed is a must. The 800 Plus Type Approval (780 Hp @ 3000 rpm) is the 850 Plus de-tuned with homologated Rina Type Approval.