30 min to Straighten the bend on the forward flange from shipping. Used small anvil and a hamer to make it as smooth as possiblem. Cut small bending tab on R-00901-L-1 Sking. Deburred adges of the sking using files, deburring tool and cut and polish wheel on die grinder. Had to be very easy on die grinder since the skin is very thin and easy to damage. .5 hour to cut the film on outisde.