The longerons are all aircraft quality 3/8" x 3/4" fir sandwiched
with offset 15:1 scarf joints.
My fuselage sides are 15" longer than the standard KR-2S.
T-88 Epoxy throughout.
3/32" Mil-Spec Aircraft Plywood was used on the
The worktable is ready for me to lay out the fuselage sides and begin
installing the cross members.
You can never have too many drills. :)
The box on the table is full of White Pine and Douglas Fir for the fuselage.
The line down the center will be the reference for
just about everything, so special care was needed to insure it was absolutely
After many hours of fighting the dreaded "Banana Boat" bending
of the top longeron I finally have a shape I'm happy with and the fuselage
sides are all set for installing the belly cross members.
You can see the first 3 rough cut cross members sitting
on top (technically the bottom) of the fuselage sides. I hope to be cutting
and fitting all of them this weekend. The red light you see is my little
laser level mounted to a camera tripod, just to help keep everything centered
up and nicely symmetrical.
After a bit of a delay due to my work schedule, all of the belly cross
members have been fitted and centered. Very little adjustment of the jig
blocks was needed to achieve a symmetrical shape after fitting.
The first Three cross members have been glued into place with
T-88. I'm just waiting for a little more spruce so I can set the tail
spars and firewall.