Cylinder port time/intake calculator lesson.👌 Apr 18, 2019 17:24:41 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by mijapxman on Apr 18, 2019 17:24:41 GMT Mista freak moped posted this excellent lesson 👇.well worth learning if you are interested 👍.Mij☺