Engine Painting March 31, 2011 The top end on my PA50 Army bikes was looking little rusty so I decided to pull it off and give it a good cleaning. I taped up all of the places I didn’t want paint to go and gave it a good coating of Hi-Temp exhaust paint. Tagged: honda, pa50ii Related posts: MG 31 – The MG B’s shocks get a makeover Bropeds MG52 – Volvo S40 Thermostat Replacement Progress on the Grumpy Dumpy makeover