supply of reverse reduction hydraulic gear box and twin screw single station control system for roro vessel, yd. 804 for wbtc ltd. , reverse reduction hydraulic gear box suitable to be coupled with 200 bhp ( approx. ) marine diesel engines for propulsion system of roro vessels ( twin screw ) complying brief technical requirement of niet under section c ratio: 3:1 engine speed: 1800 – 2000 rpm details of engine: model: 6r1080ta ( fp ) make: kirloskar oil engines limited size of flywheel housing sae 1 and flywheel is of sae 14 quantity: 2 nos. [ lh – 1 no. and rh – 1 no. ] , twin screw single station control system with mechanical remote control from bridge ( 33c control cable – 32 meter long approx. ) complying brief technical requirement of niet under section c. the control system should be compatible with main engine and gear box for proper functioning. quantity: 1 set