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GlaStar & Sportsman

Making Cowl Bumps

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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

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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

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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

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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

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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

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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

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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?

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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

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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

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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...