• Drag part number: 0910-4208
• Manufacturer Number: 106-3688
• Increase the displacement of 883cc and 1200cc engines to 1250cc at 10.3:1 compression
• May be used with stock 1200cc cylinder heads, but S&S CNC ported heads are recommended
• Stock 1200cc cylinders and 1986-'2003 883cc cylinders may be bored to accept the 3-9/16" bore 1250cc pistons, but 2004-'16 883cc cylinders may not be used

• Product Name: Piston Kit
• Piston Material: Aluminum
• Bore Size: 3.927"
• Bore - Oversize: Standard
• Bore Oversize: Standard
• Displacement: 97"
• Stroke Length: 4"
• Compression Ratio: 9.7:1
• Piston Head Shape: Flat Top
• Units: Kit
• Riding Style: Street

2005harleydavidsonsoftailspringerclassicefiflstsci 2006harleydavidsonsoftailspringerclassicefiflstsci 2005harleydavidsonsuperglidecustomfxdc 1999harleydavidsonelectraglideclassicefiflhtci 2000harleydavidsonelectraglideclassicefiflhtci 2001harleydavidsonelectraglideclassicefiflhtci 2002harleydavidsonelectraglideclassicefiflhtci 2003harleydavidsonelectraglideclassicefiflhtci 2004harleydavidsonelectraglideclassicefiflhtci 2005harleydavidsonelectraglideclassicefiflhtci 2006harleydavidsonelectraglideclassicefiflhtci 2000harleydavidsonsoftailnighttrainfxstb 2001harleydavidsonsoftailnighttrainfxstb 2002harleydavidsonsoftailnighttrainfxstb 2003harleydavidsonsoftailnighttrainfxstb 2004harleydavidsonsoftailnighttrainfxstb 2005harleydavidsonsoftailnighttrainfxstb 2006harleydavidsonsoftailnighttrainfxstb 1999harleydavidsonelectraglideultraclassicefiflhtcui 2000harleydavidsonelectraglideultraclassicefiflhtcui 2001harleydavidsonelectraglideultraclassicefiflhtcui 2002harleydavidsonelectraglideultraclassicefiflhtcui 2003harleydavidsonelectraglideultraclassicefiflhtcui 2004harleydavidsonelectraglideultraclassicefiflhtcui 2005harleydavidsonelectraglideultraclassicefiflhtcui 2006harleydavidsonelectraglideultraclassicefiflhtcui 2001harleydavidsonsoftailspringerefifxstsi 2002harleydavidsonsoftailspringerefifxstsi 2003harleydavidsonsoftailspringerefifxstsi 2004harleydavidsonsoftailspringerefifxstsi 2005harleydavidsonsoftailspringerefifxstsi 2006harleydavidsonsoftailspringerefifxstsi 2001harleydavidsonsoftailstandardefifxsti 2002harleydavidsonsoftailstandardefifxsti 2003harleydavidsonsoftailstandardefifxsti 2004harleydavidsonsoftailstandardefifxsti 2005harleydavidsonsoftailstandardefifxsti 2006harleydavidsonsoftailstandardefifxsti 1999harleydavidsonsuperglidesportfxdx 2000harleydavidsonsuperglidesportfxdx 2001harleydavidsonsuperglidesportfxdx 2002harleydavidsonsuperglidesportfxdx 2003harleydavidsonsuperglidesportfxdx 2004harleydavidsonsuperglidesportfxdx 2005harleydavidsonsuperglidesportfxdx 2001harleydavidsonsuperglidetsportfxdxt 2002harleydavidsonsuperglidetsportfxdxt 2003harleydavidsonsuperglidetsportfxdxt 1999harleydavidsonroadkingclassicefiflhrc 2000harleydavidsonroadkingclassicefiflhrc 2001harleydavidsonroadkingclassicefiflhrc 2002harleydavidsonroadkingclassicefiflhrc 2003harleydavidsonroadkingclassicefiflhrc 2004harleydavidsonroadkingclassicefiflhrc 2005harleydavidsonroadkingclassicefiflhrc 2006harleydavidsonroadkingclassicefiflhrc 2006harleydavidsonstreetglideflhx 1999harleydavidsonroadkingflhr 2000harleydavidsonroadkingflhr 2001harleydavidsonroadkingflhr 2002harleydavidsonroadkingflhr 2003harleydavidsonroadkingflhr 2004harleydavidsonroadkingflhr 2005harleydavidsonroadkingflhr 2006harleydavidsonroadkingflhr 2000harleydavidsonsoftaildeucefxstd 2001harleydavidsonsoftaildeucefxstd 2002harleydavidsonsoftaildeucefxstd 2003harleydavidsonsoftaildeucefxstd 2004harleydavidsonsoftaildeucefxstd 2005harleydavidsonsoftaildeucefxstd 2006harleydavidsonsoftaildeucefxstd 2006harleydavidsonsoftailheritageflst 2000harleydavidsonsoftailheritageclassicflstc 2001harleydavidsonsoftailheritageclassicflstc 2002harleydavidsonsoftailheritageclassicflstc 2003harleydavidsonsoftailheritageclassicflstc 2004harleydavidsonsoftailheritageclassicflstc 2005harleydavidsonsoftailheritageclassicflstc 2006harleydavidsonsoftailheritageclassicflstc 2001harleydavidsonsoftailheritageclassicefiflstci 2002harleydavidsonsoftailheritageclassicefiflstci 2003harleydavidsonsoftailheritageclassicefiflstci 2004harleydavidsonsoftailheritageclassicefiflstci 2005harleydavidsonsoftailheritageclassicefiflstci 2006harleydavidsonsoftailheritageclassicefiflstci 2005harleydavidsonsoftaildeluxeflstn 2006harleydavidsonsoftaildeluxeflstn 2000harleydavidsonsoftailfatboyflstf 2001harleydavidsonsoftailfatboyflstf 2002harleydavidsonsoftailfatboyflstf 2003harleydavidsonsoftailfatboyflstf 2004harleydavidsonsoftailfatboyflstf 2005harleydavidsonsoftailfatboyflstf 2006harleydavidsonsoftailfatboyflstf 2002harleydavidsonsoftailfatboyefiflstfi 2003harleydavidsonsoftailfatboyefiflstfi 2004harleydavidsonsoftailfatboyefiflstfi 2005harleydavidsonsoftailfatboyefiflstfi 2006harleydavidsonsoftailfatboyefiflstfi 1999harleydavidsonroadkingefiflhr 2000harleydavidsonroadkingefiflhr 2001harleydavidsonroadkingefiflhr 2002harleydavidsonroadkingefiflhr 2003harleydavidsonroadkingefiflhr 2004harleydavidsonroadkingefiflhr 2005harleydavidsonroadkingefiflhr 2006harleydavidsonroadkingefiflhr 2001harleydavidsonsoftaildeuceefifxstdi 2002harleydavidsonsoftaildeuceefifxstdi 2003harleydavidsonsoftaildeuceefifxstdi 2004harleydavidsonsoftaildeuceefifxstdi 2005harleydavidsonsoftaildeuceefifxstdi 2006harleydavidsonsoftaildeuceefifxstdi 2004harleydavidsonwideglideefifxdwgi 2005harleydavidsonwideglideefifxdwgi 2006harleydavidsonwideglideefifxdwgi 2000harleydavidsonsoftailspringerfxsts 2001harleydavidsonsoftailspringerfxsts 2002harleydavidsonsoftailspringerfxsts 2003harleydavidsonsoftailspringerfxsts 2004harleydavidsonsoftailspringerfxsts 2005harleydavidsonsoftailspringerfxsts 2006harleydavidsonsoftailspringerfxsts 1999harleydavidsonelectraglideultraclassicflhtcu 2001harleydavidsonsoftailnighttrainefifxstbi 2002harleydavidsonsoftailnighttrainefifxstbi 2003harleydavidsonsoftailnighttrainefifxstbi 2004harleydavidsonsoftailnighttrainefifxstbi 2005harleydavidsonsoftailnighttrainefifxstbi 2006harleydavidsonsoftailnighttrainefifxstbi 1999harleydavidsondynaconvertiblefxdsconv 2000harleydavidsondynaconvertiblefxdsconv 1999harleydavidsonroadglidefltr 2000harleydavidsonroadglidefltr 2001harleydavidsonroadglidefltr 2002harleydavidsonroadglidefltr 2000harleydavidsonsoftailstandardfxst 2001harleydavidsonsoftailstandardfxst 2002harleydavidsonsoftailstandardfxst 2003harleydavidsonsoftailstandardfxst 2004harleydavidsonsoftailstandardfxst 2005harleydavidsonsoftailstandardfxst 2006harleydavidsonsoftailstandardfxst 2005harleydavidsonsoftailspringerclassicflstsc 2006harleydavidsonsoftailspringerclassicflstsc 2005harleydavidsonsuperglidecustomefifxdci 2006harleydavidsonsuperglidecustomefifxdci 1999harleydavidsonlowriderfxdl 2000harleydavidsonlowriderfxdl 2001harleydavidsonlowriderfxdl 2002harleydavidsonlowriderfxdl 2003harleydavidsonlowriderfxdl 2004harleydavidsonlowriderfxdl 2005harleydavidsonlowriderfxdl 2004harleydavidsonsuperglideefifxdi 2005harleydavidsonsuperglideefifxdi 2006harleydavidsonsuperglideefifxdi 2000harleydavidsonsoftailheritagespringerflsts 2001harleydavidsonsoftailheritagespringerflsts 2002harleydavidsonsoftailheritagespringerflsts 2003harleydavidsonsoftailheritagespringerflsts 2001harleydavidsonsoftailheritagespringerefiflstsi 2002harleydavidsonsoftailheritagespringerefiflstsi 2003harleydavidsonsoftailheritagespringerefiflstsi 1999harleydavidsonroadglideefifltr 2000harleydavidsonroadglideefifltr 2001harleydavidsonroadglideefifltr 2002harleydavidsonroadglideefifltr 2003harleydavidsonroadglideefifltr 2004harleydavidsonroadglideefifltr 2005harleydavidsonroadglideefifltr 2006harleydavidsonroadglideefifltr 2004harleydavidsonlowriderefifxdl 2005harleydavidsonlowriderefifxdl 2006harleydavidsonlowriderefifxdl 2006harleydavidsonstreetbobfxdb 1999harleydavidsonelectraglideclassicflhtc 2000harleydavidsonelectraglideclassicflhtc 2001harleydavidsonelectraglideclassicflhtc 2002harleydavidsonelectraglideclassicflhtc 2003harleydavidsonelectraglideclassicflhtc 2004harleydavidsonelectraglideclassicflhtc 2005harleydavidsonelectraglideclassicflhtc 1999harleydavidsonelectraglidestandardflht 2000harleydavidsonelectraglidestandardflht 2001harleydavidsonelectraglidestandardflht 2002harleydavidsonelectraglidestandardflht 2003harleydavidsonelectraglidestandardflht 2004harleydavidsonelectraglidestandardflht 2005harleydavidsonelectraglidestandardflht 2006harleydavidsonelectraglidestandardflht 1999harleydavidsonsuperglidefxd 2000harleydavidsonsuperglidefxd 2001harleydavidsonsuperglidefxd 2002harleydavidsonsuperglidefxd 2003harleydavidsonsuperglidefxd 2004harleydavidsonsuperglidefxd 2005harleydavidsonsuperglidefxd 2006harleydavidsonsuperglidefxd35 2006harleydavidsonsoftailheritageefiflsti 2004harleydavidsonroadkingcustomflhrs 2005harleydavidsonroadkingcustomflhrs 2006harleydavidsonroadkingcustomflhrs 2005harleydavidson15thanniversaryfatboyflstf 2005harleydavidsonsoftaildeluxeefiflstni 2006harleydavidsonsoftaildeluxeefiflstni 2006harleydavidsonstreetglideefiflhx 2004harleydavidsonsuperglidesportefifxdxi 2005harleydavidsonsuperglidesportefifxdxi 1999harleydavidsonwideglidefxdwg 2000harleydavidsonwideglidefxdwg 2001harleydavidsonwideglidefxdwg 2002harleydavidsonwideglidefxdwg 2003harleydavidsonwideglidefxdwg 2004harleydavidsonwideglidefxdwg 2005harleydavidsonwideglidefxdwg 2004harleydavidsonroadkingcustomefiflhrs 2005harleydavidsonroadkingcustomefiflhrs 2006harleydavidsonroadkingcustomefiflhrs 2003harleydavidsonelectraglidestandardefiflhti 2004harleydavidsonelectraglidestandardefiflhti 2005harleydavidsonelectraglidestandardefiflhti 2006harleydavidsonelectraglidestandardefiflhti