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GlaStar & Sportsman

Making Cowl Bumps

When the GlaStar is equipped with an O-360 engine (which is slightly wider than the O-320) its cowl needs a blister for clearance from...

GlaStar Nose Fork Modification for 5.00 x 5 Wheel and Tire

Upsizing the wheel and tire to 5x5 size gives 1-3/8" more prop clearance. Extending the fork down 1-1/4" gives a total gain of 2-5/8" prop clearance.
Door held open with magnets

Magnetic Door Holder

This modification may apply to all GlaStar and Sportsman doors, but in particular it is most helpful with the tailwheel configuration as the doors...

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...

A New Water Rudder Design

Although I have greatly enjoyed my Sportsman’s amphibious floats (Clamar 2500’s) over the past 9 years, there have been a few issues that have...

Tweaking a GlaStar/Sportsman Wing and Tail

GlaStar and Sportsman planes are remarkable in how well they fly and how consistently they come out especially considering they are usually built by...

Build Your Own Auxiliary Fuel Tanks

Soon after purchasing my GlaStar, N757C, from her original owner and builder I contacted Glasair Aviation and inquired about the price of factory-built auxiliary...
Chris Wills with the GlaStar (left) and Sportsman he built.

GlaStar versus Sportsman: How do they really stack up?

I now have about 800 hours in three separate Sportsman planes and about 800 hours in GlaStars, so I feel I am in a...
sportsman nosewheel lift

Sportsman Nosewheel Lift

My trip to Alaska spurred me to look for ways to increase the prop-to-ground clearance of my Sportsman. Since increasing the size of the...
glastar fuel tank

Fuel Tank Testing

To be sure a fuel tank has no leaks it is best to test it with a solvent-type fluid colored with dye. This will...