Technical service

Sumiyoshi Trading Co., Ltd. provides technical support to assist in the case of technical assistance required. Using our strong relationship with most of engine makers in Japan, we arrange makerÅfs certified engineers to attend the site. Please contact us for more details.

For repair service

Fuel pump, Fuel valve, Delivery valve, Exhaust valve, Cylinder liner, Piston Crown, Plunger & Barrel, Pump cylinder, Safety valve, Indicator valve, Starting valve, Puncture valve, Suction valve, Circulation valve, RHD Governor, Fuel oil high pressure pipe, etcÅc