12/11 4 -made spinner template per WW manual -trimmed cowling sides and secured to front template -drilled and clecoed left piano hinge 12/17 1 installed right hinge on firewall 12/18 1 drilled and clecoed side hinges 12/19 1 riveted hinges to lower cowl 12/20 2 trimmed and drilled and clecoed upper cowling 12/22 2 trimmed cowling 12/27 2 made battery tray and installed throttle/mixture cable pass through