Test ran engine for one hour and did mag checks. Engine ran normally and temperatures within normal ranges on ground. Verified both fuel tanks flow normally. Calibrated magnetometer on AFS system. Checked cabin heat, alternate air. Ran engine to max power and showed 2700 rpm and 28.5 inches of MP. Pitot heat system and all lights operated normal. Sanded out several scratches on canopy and polished out with Flitz system.