Homebuilt WH 4 Harpoon registrations

2 Homebuilt WH 4 Harpoon aircraft on the FAA register (FAA model WH 4 HARPOON), newest first.

N-numberYearAircraftBased
N63WH2004Homebuilt WH 4 HarpoonDeland, FL
N62WH2003Homebuilt WH 4 HarpoonHickory, MS

Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.