2017 Polaris Sportsman 450 HO (R10)
A17SEA50A1/A5/SEE50A1/SEG50A4
CRANKSHAFT, PISTON and BALANCE SHAFT - A17SEA50A1/A5/SEE50A1/SEG50A4
This part is number 4 and 7 on this diagram
Quantity required per assembly: 2
Note: INCL. STANDARD SIZE PISTON, PIN, CLIPS, RING SET / INCL. QTY 1 EACH OF TOP RING, OIL SCRAPER RING, AND SECOND COMPRESSION RING