... 1.FEV technology 2.small and light,high reliability 3.proprietary piston ring sealing technique 4.suitable for small boat, 1.This ... the other same power products 3.using necking combuston technology,P7100 oil pump;using proprietary piston ring sealing technique,the consumption ... 756,483,3521.41OceaniaUSD 42,700,185,3581.12Domestic MarketUSD 3,121,307,299,32181.87 Production Machinery: Machine NameBrand ...