High-performance, cast pistons closely match original equipment Engineered for the best possible heat transfer from combustion chamber to cylinder walls Rings are replacement for one piston All pistons are priced with ring(s), wrist pins and circlips - Polaris Indy 500 WideTrak (1992, 1990, 1993, 1991); Polaris Indy Trail Deluxe (1993, 1990, 1991, 1989, 1995, 1988, 1992, 1994); Polaris Indy Trail SP (1989, 1988); Polaris Indy Trail Touring 488 (1997, 1996, 1999, 1998); Polaris Indy 500 Classic (1991, 1997, 1989, 1996, 1993, 1995, 2001, 1994, 1998, 2000, 1999, 1990); Polaris Indy 500 Classic SKS (1992); Polaris Indy 500 SP (1990, 1992, 1991); Polaris Indy 500 EFI (1996, 1993, 1995, 1994, 1997); Polaris Indy 500 SKS EFI (1995, 1996, 1992, 1994, 1993); Polaris Indy Trail 488 (1990, 1998, 1996, 1993, 1985, 1986, 1988, 1999, 1995, 1997, 1994, 1989, 1991, 1987, 1992); Polaris Indy Trail Supertrak (1991, 1989, 1992); Polaris Indy 500 (2000, 1999, 1998, 2002, 1992, 1990, 1996, 1991, 2004, 1997, 1995, 1989, 2003, 2001, 2005); Polaris Indy WideTrak LX (2002, 1998, 2000, 1999, 1994, 2003, 1995, 1997, 1996, 2001); Polaris Indy 500 Classic Touring (2003, 2001, 1994, 2000, 1998, 2002, 1999, 1993, 1997, 1996); Polaris Indy 500 RMK (2000, 1996, 1998, 1997, 1999); Polaris Classic 500 w/121" Track (2005, 2004, 2003, 2002); Polaris Indy Trail SKS (1988, 1989); Polaris Indy WideTrak GT (1994, 1997, 1993, 1995, 1996); Polaris Indy 488 Super Sport (1997, 1998); Polaris Indy 500 SP EFI (1992); Polaris Indy Trail ES 488 (1989, 1988, 1987); Polaris Indy Trail RMK 488 (1998, 1997); Polaris Indy 500 SKS (1997, 1990, 1989, 1996, 1991); Polaris Indy 500 SKS PT EFI (1995); Polaris Indy 500 RMK EFI (1996); Polaris WideTrak LX (2005, 2004); Polaris Indy SuperTrak 488 (1990)