Built this 18' HONDO Flatbottom V-Drive Ski Boat in mid 80s in Tucson Az. This picture was taken at Beautiful APACHE LAKE ( East of Phoenix. ) 468 C.I. Big Block Chevy.--Casale V-Drive with 18% O.D. 67-1 GMC Supercharger with 12% O.D. Foot Operated Cavitation Plate. Scintilla Vertex Magnito---Two 850 C.F.M. Competition Carbs--Jones 'Mechanical' Tach. (Won't lie to you like an electric Tach. will) Engine would turn 8700 R.P.M. That's 125 M.P.H.+ ---I would ski behind it at 100+ M.P.H. with Judy driving !!!!!!!! Just another way to bust your ASS !!!