2004 Skidoo Tundra Skandic Series Service Manual, Page 130Get this manual
Subsection 03
Section 04 ENGINE (443 AND 552 ENGINE TYPES)
Heat piston using bearing heater (PN 529 035 969)
A02C2IA
A32CBHA
TYPICAL SHOULDERED SLEEVE INSTALLATION
CAUTION: Piston temperature must not exceed 46C (115F)Never use direct flame to heat the piston and never freeze the pinInappropriate heating procedure(s) may damage the pistonMount piston over connecting rod with the letters "AUS" (over an arrow on the piston dome) facing in the direction of exhaust port