Mods

Builders are awesome tinkerers and inventors, and they come up with improvements to the original design. Luckily they aren’t’ shy about sharing information!

Setzman N11YM

Setzman N11YM Maiden Flight

I conduct most of the Phase 1 initial flights on Sportsman aircraft that are born out of the TWTT program. Even though I am...

LED Cockpit Lighting

I finally managed to install some LED cockpit lighting in my Sportsman and thought that others might be interested in it as well. My...
Gravity fuel flow schematic

Orville’s Gravity Fuel System

Fuel system problems are the leading cause of experimental airplane accidents. All fuel systems should be carefully evaluated and thoroughly tested prior to flight....

Seat Cushion for the Tall Aviator

I built my Sportsman via the Two-weeks-to-taxi program in November, 2018. The seat cushions that come with the TWTT Sportsman are fine for most...

Revised GlaStar Upper Door Latch

This modification was sent by Paul Hansen. This drawing shows the original aft upper door latch drawing from the manual plus the revised latch I...
Safari-cargo-net-

Safari Cargo Net

I became interested in a net at the back of the seats, separating the cargo area, when I saw Alan Negrin’s Sportsman last September. I...