New RIGHT longeron, measured and cut to 173-7/16. Marked all stations. Clearanced aft bulkhead area and aft deck cut outs for the HS mounting bars. Completed shallow bend, drilled F721-B. Deburred holes. Downward 5.6 degree bend at station 28-1/4" and inbooard twist at 17 degrees completed. Done Longerons finally!