Several new adapter plate pattern available.Made from precision ground aluminum 6061 jig plate.Pump body bushing bore location is part zero for all plates making the doweling extremely accurate.Pump is machined with a register for precise fit of plate .Plate is machined with a register for a precise fit of the REID /DEDENBEAR bellhousing or most Toyota,Mercedes Benz bell housings.Includes pump body,plate and hardware, and bellhousing if American made trans.