For Sale: Complete Zipp Kits 21 GT Hydro. Boat includes all hardware, Walt Barney fuel tank, 3 servo's, switch and Bob Violet 3rd needle. Also included, Tommy David Mod Sponsons. Motor mount is drilled for a CMB 21 engine. Boat has no racing damage and is sealed ready to run or painted if you choose. Asking $260 shipped in the US, Pay Pal for friends/family .