5.5hp output 4 stroke,air cooled single cylinder,ohv vertical shaft , Specification : Model1P60FV-C1P64FV-C1P68FV-C1P70FV-CEngine type4-stroke ,25″ ... /3000rpm6.6N.m/3000rpm6.8N.m/3000rpm9.0N.m/3000rpmIgnition system Non-contact Transistorized Magneto(TCL)Non-contact Transistorized Magneto(TCL ... a good reputation domestic and overseas . 1P68FV,163cc,5.5hp vertical shaft engine