1.Seal technology for piston ring, low oil consumption 2.Warranty:1000 hours or 1 year. 3.Diesel genset for land. 1.Solid crankshaft case,postposition gear housing,lower noise.2.Wet-type cylinder liner,a head per cylinder,better approachability design,easy to repair.3.Average effective pressure,power per liter,torque perliter are good.4.Adanced P7100 pump,low intertia,P-injector with small bore, ...