ProX Standard / Stock 78.00mm Bore Piston Kits and Vertex Complete Gasket Set With Crankshaft Oil Seals. Includes (2) Pistons, (2) Sets of Rings, (2) Pins, (2) Pairs of C-Clips, (2) Top End Bearings, And (1) Gasket Set with Seals. 

ITEM FITS:

2001-2004 Arctic Cat Mountain Cat 600 EFI
2001 Arctic Cat Mountain Cat 600 EFI LE
2001 Arctic Cat Mountain Cat 600 VEV
2002-2005 Arctic Cat Pantera 600 EFI
2002-2003 Arctic Cat Pantera 600 EFI ESR
2001-2003 Arctic Cat ZL 600 EFI
2002-2003 Arctic Cat ZL 600 EFI SS
2001-2002 Arctic Cat ZR 600
2001-2002 Arctic Cat ZR 600 EFI
2002 Arctic Cat ZR 600 EFI CC
2001 Arctic Cat ZR 600 EFI LE
2001 Arctic Cat ZR 600 VEV
Twin Cylinder, 2-Stroke
Note: B case series

(2) 01.5601.000

(1) 711266