Water Jets

MJP water jets can provide products from 110kW power to 21MW power with its wide product range. Aluminum or duplex stainless steel as manufacturing material, axial or mixed flow as pump type, water jets are produced in the range of 250mm – 1550mm suction channel diameter

Surface Propeller Systems

When speed, maneuverability, efficiency and durability are what you need on your boat, TOP SYSTEM DRIVE propulsion systems are the right product you are looking for with their unique features. The surface propeller system reduces underwater drag resistance by 50% compared to conventional propeller systems.

Propellers

Since 1963 Rolla Propellers has been manufacturing propellers and joined Twin Disc Inc. Group in 2004. Rolla Propellers offers a full range of propeller design, manufacturing and application services. We can design and manufacture stainless steel and NiBrAl propellers with diameters ranging from 28in to 118in.

Antifouling Systems

Harsonic Antifouling Systems are an innovative technology used in the marine industry to prevent the build-up of marine life on surfaces. Fouling can negatively affect your boat’s fuel efficiency, speed and cause increased maintenance costs. It forces a powerful boat to use up to 30% more fuel and slows down sailboats due to increased resistance.

Exhaust Systems

7.86 Marine minimizes the harmful effects of exhaust gases while increasing engine efficiency with systems designed in accordance with high emission standards.
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