Tractor exhaust cap

I'm currently working on building an exhaust cap for my Earthmaster tractor.  Decided why buy one when I can probably make one from stuff I already have.  Here are some pics of the progress so far.

Cutting the flap arm from flat stock.

Trimming the can.

Trimmed down can

Can flattened into a cap

Side view of the cap

Cap mounting pieces

Swing arm ready for the cap

Ready to mount arm

Glue on bolt top prevent loosening.

Arm set on cap.

Next step: build pipe clamp and hinge.