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!

Sportsman Cleared for Flight Testing with UL Power 520i Firewall-Forward

The UL Power 520i engine is much lighter than the typical Lycoming installation. I moved the engine six inches forward and was still worried...

GlaStar 540 on Amphibious Floats Project

The goal of this project was to get into (and out of!) the many high alpine lakes around Vancouver BC. While a Super Cub...
The Power Flow system (left) has a much larger final exhaust pipe and a smaller heater muff compared to the standard system (right).

Perking up the Performance of a Glasair Sportsman

More power. Everyone wants it, but how do you get a real performance increase without tearing your engine apart? Power Flow Systems, Inc. has...
Auto-Timer parts

Fuel Transfer Pump Auto-Timer Group Purchase

It’s been a while since we made a group purchase and the gang had started suffering from withdrawal symptoms, but luckily Rocky Morrison stepped...
Van's cowl air scoop on GlaStar

RV Air Intake Adaption for GlaStar

Here is a pictorial report of using the cowl air scoop from Van's and adapting it to the GlaStar cowling.  
A GlaStar fuselage undergoing load testing at Glasair

GlaStar Cargo Door Update

Recently I have received several inquiries about the engineering of the aft baggage door for the GlaStar. I have responded that there will not...
Glastar floor panel

GlaStar Folding Baggage Compartment Floor

I followed instructions in the builder’s manual to demarcate the fore and aft baggage areas for loading restrictions. The aft baggage area has a flat...

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....
GlaStar towbar storage Click Bond mount

Tow-Bar Rack

Steve and I like to have a fairly organized baggage compartment. And what is more frustrating than trying to find your tow-bar when you...