Continue with fabrication of doublers. Decided to add several nut plates to doubler in case I decide to fabricate a FWF heat sheild for the power post.
Locate and drill holes for 6-32 nut plates in each corner of the doublers.
Cleco doublers to firewall.
Match drill firewall for nut plate center holes using #28 drill.
Debur all holes.
Machine c-sink all doubler holes for flush rivets.
