The Yaesu will fit. If you have the original rotator mounting plate, you'll have to drill new holes. The Yaesu holes are about a 1/4 inch further apart. Think metric. If it is a newer plate it may already have the holes for the Yaesu. Skip, KJ6Y Communications Service Co 818-522-5421 cell _www.kj6y.com_ (http://www.kj6y.com/)