Piston Kit Pro-Lite SeriesDesigned for all-purpose 2-stroke ridingDurability, longevity and increased horsepowerDedicated forging design for strength-to-weight optimizationExtra lightening operations for enhanced throttle responseEngineered, forged, and machined in the USAPiston is made in the USAFits cast iron bore cylinders.
POLARIS
1985
TRAIL 440 (0743)
POLARIS
1991
SPORT 440 (9443)
POLARIS
1991
SPORT 440 GT (2443)
POLARIS
1992
SPORT 440 GT (2443)
POLARIS
1992
XCR 440 (1760)
POLARIS
1992
INDY 440 (0760)
POLARIS
1992
SPORT 440 (9443)
POLARIS
1993
TRAIL 440 (0243)
POLARIS
1993
XCR 440 (1760)
POLARIS
1993
SPORT 440 (9443)
POLARIS
1993
SKS 440 (0560)
POLARIS
1994
SUPERSPORT 440 (0473)
POLARIS
1994
XCR 440 (1760)
POLARIS
1994
SKS 440 (0560)
POLARIS
1994
SPORT 440 (9443)
POLARIS
1995
SUPERSPORT 440 (0743)
POLARIS
1995
SPORT 440 (9443)
POLARIS
1995
SKS 440 (0560)
POLARIS
1995
SPORT 440 (0243)
POLARIS
1996
TRAN SPORT 440 (0143)
POLARIS
1996
SPORT 440 (9443)
POLARIS
1996
SPORT 440 (0243)
POLARIS
1996
SUPERSPORT 440 (0743)
POLARIS
1997
SPORT 440 (9443)
POLARIS
1997
XCF 440 (1643)
POLARIS
1997
TRAN SPORT 440 (0143)
POLARIS
1997
SPORT 440 (0243)
POLARIS
1998
INDY 440 (2760)
POLARIS
1998
TRAN SPORT 440 (0143)
POLARIS
1998
SPORT 440 (0243)
POLARIS
1998
XCF 440 (1643)
POLARIS
1998
SPORT 440 (9443)
POLARIS
1999
TRAN SPORT 440 (SU4D)
POLARIS
1999
SPORT 440 (ST4D)
POLARIS
1999
SPORT 440 (SB4D)
YAMAHA
1983
SS 440 (SS440G)
YAMAHA
1984
SS 440 (SS440H)
YAMAHA
1985
SS 440 (SS440J)