Bombardier SeaDoo 2000 factory shop manual volume 1, Page 106Get this manual
Section 04 ENGINE Subsection 05 (TOP END)
At assembly, place the pistons no3 with the letters "AUS" (over an arrow on the piston dome) facing in direction of the exhaust port.AUS
A01C01A
1Exhaust side
F00B0OA
NOTE: On the 787 RFI and 947 engines, the exhaust ports are located on the same side as the intakeCarefully cover crankcase opening as for disassembly
1Piston pin 2Shoulder sleeve