The front end of the L-13 is very flimsy around the cockpit opening. Reinforce the cockpit opening sides from our "Main Bulkhead upgrade" all the way to the nose.Made from CNC machined 1/4" thick birch ply.
The canopy latch or frame work will have to be modified. Dry fit into position and sand corners where needed. Use thickened epoxy glue to secure into position with clamps. Front window does not have to be removed. Once cured the cross member can be cut away if you are doing a scale cockpit interior.