Today I’m revisiting the flap hinges and luckily my buddy Garet was able to provide me with a great solution, which is to use a wider hinge. He too experienced flap hinge edge distance issues when building his RV-7A wings. The hinge provided by Oregon Aero (and called for in the plans) is the MS20257-3 […]
Flap assembly – Pt. 2 – Inboard Ribs
Before I get too carried away on the inboard rib, the first thing I did was just double check my measurements. As the rib is angled, this measurement needed to be exact. The width of the flap is 58 3/4 inch. This is measured from the outboard end of the flap inboard, because it’s the […]
Flap assembly – Pt. 1 – Getting started
When starting out on the flaps for the Sport Wing of the F1 Rocket, the first step is to shorten the flap spar that comes in the RV-4 wing kit. In the picture below, you can see that I have the cut lines marked out, and I also have the top and bottom of the […]