Rotax 582 rotary valve timing旋转阀正时 Rotary valve timing:Engine type opens B.T.D.C. closes A.T.D.C.cut-away portion Y462 UL (28 kW) .............. 120° ....................... 40° .................... 117°462 UL (38 kW) ................ 旋转阀正时 2022-04-01 16:56 作者:mycax 阅读全文