Rerouted oil supply hose and starter cable. Fit installed #4 exhaust pipe. Fit installed #3 exhaust pipe. Fit installed #2 and #1 exhaust pipes. Removed #1 exhaust pipe and trimmed down throttle bracket. Reinstalled #1 exhaust pipe. Drilled, deburred, cleaned and assembled exhaust support brackets and support tubes. Installed brackets and support tubes. Fit heat muff to exhaust pipes #2 and #4.