2005 Ski-Doo Racing Handbook, Page 219Get this manual
SECTION 05ENGINE PREPARATION
A32CBHA
A02C2IA
CAUTION: Piston temperature must not exceed 46C (115F)Never use direct flame to heat the piston and never freeze the pinAt assembly, place the pistons over the connecting rods with the letters AUS (over an arrow on the piston dome) facing towards the exhaust port
TYPICAL SHOULDERED SLEEVE INSTALLATION
Install piston pin puller and turn handle until piston pin is correctly positioned in piston