are the rivet holes along the flange of the firewall supposed to be dimpled (and the corresponding skin holes)? Later the aft edge of the cowel will overlap these, so I'm not sure whether to dimple these or leave them until later.
are the rivet holes along the flange of the firewall supposed to be dimpled (and the corresponding skin holes)? Later the aft edge of the cowel will overlap these, so I'm not sure whether to dimple these or leave them until later.