Apply to


Marine : Fishing boat, Leisure boat, Cruise

Industrial : Water Pump, Sand Pump


Standard supply


– Mechanical control valve

– Cable bracket/clamp parts.

– Oil cooler/cover

– Companion flange/Reamer bolts

– Bell housing(Selection)

– Rubber block coupling(Selection)




– Marine reduction gearbox with hydraulic clutch.

– Suitable for twin engines with the same reduction ratio as forward/reverse.

– Design and strict quality management according to ISO9001 standards.

– Use of seawater resistant castings.

– Quiet operation with precise gearing.

– Tapered roller bearing application considering maximum thrust.

– Compact design, minimal appearance in its class.

– Permanently available oil filter(metal) applied.

– GO HOME(emergency bolt application) function.



– Electric control valve(12V, 24V optional)

– Mechanical trolling valve

– Mounting brackets(Flat type, Customized)






Input flange Dimension




Item Download
Installation drawing(SAE#4 10″ RB_Coupling) 3D CAD CAD PDF
Installation drawing(SAE#4 7.5″ RB_Coupling) 3D CAD CAD PDF
Installation drawing(SAE#5 7.5″ RB_Coupling) 3D CAD CAD PDF
Installation drawing(SAE#3 11.5″ RB_Coupling) 3D CAD CAD PDF
Mass Elastic System(for TVC)   CAD PDF
Part List   CAD PDF
Manual(PDF) 日語 ENG 한글

* RB_Coupling : Rubber block coupling