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Wings

Rear Spar Attach Bracket, Wing Rib Gusset and Rudder Cable Fairleads

Happy Holidays from SPA! We have been working diligently on the prototype and are making good progress while juggling spending time with our dear family and friends through this holiday season. We have had some questions about how the wing fold mechanisms work and how the wing rib gussets are assembled. We also have pictures…

Examples on Fixture Options

Here are some pictures on how we decided to jig up the wings, vertical stabilizer and the horizontal stabilizer.  This was a simple way to accomplish what was needed without making it to complicated or permanent considering the space constraints.  The wing jig is simply 2x4s and screws.  The wing is squared and checked for twist…

Wing Tips Update

We are almost ready to have molds of the wing tips made…

Brakes, Fuselage and Spar Updates

The brake and rudder pedal combo is coming together. Along with the spar and wing ribs. The spar is bolted and riveted. See pics below. A big shout out this week to Chris Welsh, Rick Koch and Ricky Reubel for your excellent workmanship, enthusiasm and Panther Spirit…

Test Spar Assembly

The spar is really coming together. What a shame we are going to have to break this beautiful spar! We have been reaming out holes and deburring, prepping for riveting. Total assembly time to date, including cutting out spar caps and manually cutting/drilling the outer spar web, is about 8 hours. We are pleased with…

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