Primed cylinder #1 R air dam and CB-710B stiffener. Countersunk stiffener and riveted air dam. Match drilled all cylinder #2 parts. Disassembled and deburred. Primed CB-1002B stiffener and L air dam. Countersunk stiffener and riveted air dam. Clecoed cylinder #1 and #2 baffle parts in place. Installed Skybolt grommets and fasteners to lower cowl. Trimmed L air ramp to fit better against the motor.