Superior XP-400 piston. Top two are compression rings and the bottom is the oil control ring.

Engine Break-in

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Break-in of an engine refers primarily to the initial phase of operation in which the piston rings will "seat" against the cylinder walls. Run-in refers...

SensenichDirect Stoddard-Hamilton Propellers

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This page was originally published on the Sensenich website. An archived version can also be found here. Aircraft Engine Standard Climb Cruise Weight (lb) Note* Glasair I TD,FT,RG Lycoming O-320 70CM()S16-0-79 70CM()S16-0-77 70CM()S16-0-81 38.75  8 / 13 Glasair II...
lightweight-small-jack

Lightweight Custom Jack

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Steve and I recently installed a set of Thomas Cox’s jack pads on our tricycle-gear GlaStar. These beautifully machined pads fit perfectly and will...

Lyle Powell’s 600 Hours in the Glasair III

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Written by Lyle Powell, Glasair III. My III has always been difficult to touch down gracefully, perhaps because of my long flaps. My flap-dump button...

Engine Plumbing

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Many of you may not be familiar with proper engine plumbing techniques. The beauty of home-building is to do it your own way, reducing...

Glasair Door Handle Safety Loop

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I fitted these today to my Glasair I found them in an auto supply shop—they are the loops for a utility truck cover. I...

400-Hour Scrapbook

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Written by Mike Palmer, Glasair I/II FT. We’ve been flying almost two years now in our Glasair I I/II FT (it’s part Glasair I and part...
SilverHawk EX

Safety alert: Precision Airmotive Fuel Injection Servos

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Attention All Owners of aircraft with Lycoming Fuel Injected Engines. Please read these safety alerts from Precision Airmotive. Hex plug 383493 coming loose from regulator cover. Service...

Glasair I Flap Ratchet Plate

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Submitted by Stan Gorman Flap actuation is much easier with this "saw tooth" ratchet plate, especially 35° and 50° position. Note: Glasair II & III ratchet...

Fiberglassing Tips

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Working with fiberglass and resin is as much art as it is science. As builders gain confidence and get used to working with fiberglass,...