FSV MK-9 adapter , This is MK-9 to "Rabbit" 16-1800cc water cooled adapter it is not RT-5 and has no markings, it is cast mag., is in excellent shape. I can e-mail photo to anyone interested. $375 Ben Beasley 440 357-6644 shop, 440 413-4801 cell, Benbeasley4747@yahoo.com