El Cid
Build this sportboat in days for less than $100: hours of safe fun for youngsters
- Category
- Hydroplanes
- Designer
- Hal Kelly
- Published
- Boat Builder, p. 8
- Craft Print
- 372
A mini inboard hydro for young drivers, powered by a 4 hp air-cooled engine with a 'dead man's' throttle that stops the motor if the driver lets go. Safe enough for an eight-year-old on protected waters, it tops out around 16 mph and can be built in days for under $100.
Specifications
- Construction
- 1/8 in. plywood planking, 1/4 in. sponson planking; spruce or cedar framing with lightening holes
- Power
- 4 hp air-cooled inboard with dead-man throttle; about 16 mph
Downloads
Plan sheets 7
Tap a sheet to open the full-size scan. On a computer, right-click it and choose “Save image as” to keep a copy; on a phone, press and hold.






