naraku cilinderkit 72cc nk100 47With the latest v. 2 cylinder Kit Series from Naraku, we can victim a more advanced product, as a 4 stroke cylinder is effective just a hole, the emphasis on technological development was placed on the piston and compression, the piston has 2 add 2 Addtition skirt, which collects engine oil to lubricate the cylinder bore and improve characteristics in extreme circumstances, The molybdenum coating aids the crucial running in period, 2 oil Recessen en