Top End Rebuild Kit - Polaris ATV (400 Small Window) (.020)

Top End Repair Kit - Polaris ATV/UTV - 54-306-12

CC: 400
Bore: 83mm (Oversized .020"/.5mm)

These kits include: Pistons, Rings, Top End Gasket Kit (head, base, intake, and exhaust gaskets), Wrist Pins, Circlips and Needle Bearings. Enough for one engine.

This is all you need for a complete Top End Rebuild. Pistons and rings are the same design as the originals for interchangeability.

Equivalent: 0903-0757

Fits:

Polaris 400 (Small Window Piston Port) 97-03

1997 Polaris Big Boss 400L 6x6
2000 Polaris Scrambler 400 2x4
2001 Polaris Scrambler 400 2x4
2002 Polaris Scrambler 400 2x4
1997 Polaris Scrambler 400 4x4
1998 Polaris Scrambler 400 4x4
1999 Polaris Scrambler 400 4x4
2000 Polaris Scrambler 400 4x4
2002 Polaris Scrambler 400 X 4x4
2003 Polaris Scrambler 400 X 4x4
1997 Polaris Sport 400
1998 Polaris Sport 400
1999 Polaris Sport 400
1997 Polaris Sport 400L
1998 Polaris Sport 400L
1999 Polaris Sport 400L
1997 Polaris Sportsman 400 4x4
1998 Polaris Sportsman 400 4x4
1999 Polaris Sportsman 400 4x4
2000 Polaris Sportsman 400 4x4
2001 Polaris Sportsman 400 4x4
2002 Polaris Sportsman 400 4x4
2003 Polaris Sportsman 400 4x4
1997 Polaris Sportsman 400L 4x4
1997 Polaris Xplorer 400 4x4
1998 Polaris Xplorer 400 4x4
1999 Polaris Xplorer 400 4x4
2000 Polaris Xplorer 400 4x4
2001 Polaris Xplorer 400 4x4
2002 Polaris Xplorer 400 4x4
2003 Polaris Xplorer 400 4x4
1997 Polaris Xplorer 400L
1998 Polaris Xplorer 400L
1999 Polaris Xplorer 400L
2000 Polaris Xplorer 400L
2001 Polaris Xplorer 400L
2002 Polaris Xplorer 400L
2003 Polaris Xplorer 400L
1997 Polaris Xpress 400L
1998 Polaris Xpress 400L
1999 Polaris Xpress 400L
2000 Polaris Xpress 400L
2001 Polaris Xpress 400L
2002 Polaris Xpress 400L
2003 Polaris Xpress 400L