Blower plate to adapt lg opening to small opening manifold Jul 10, 2017 16:55:26 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by GregM784 on Jul 10, 2017 16:55:26 GMT -5 Blower plate is 3/4" thick, sets blower back 1" and is cut for an o-ring. It will adapt a large opening supercharger to a small opening intake. See picsAttachments: