• Drag part number: 0926-3167
• Manufacturer Number: 20-21650
• Stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond™ intake valves
• Extend the life of the valvetrain and intake components by as much as 4x over the OEM titanium parts
• Includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases
• Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software
• Specifically designed and engineered for each application
• Made in the U.S.A.

• Product Name: Spring Kit
• Application: Exhaust
• Application: Intake
• Spring Seat Pressure: 185 Ib
• Spring Open Pressure: 440 lb
• Spring Lift: 0,650"
• Spring Lift: 0.650"
• Units: Kit
• Riding Style: Street

1986harleydavidsonsportster883xlh 1987harleydavidsonsportster883xlh 1988harleydavidsonsportster883xlh 1989harleydavidsonsportster883xlh 1990harleydavidsonsportster883xlh 1991harleydavidsonsportster883xlh 1992harleydavidsonsportster883xlh 1993harleydavidsonsportster883xlh 1994harleydavidsonsportster883xlh 1995harleydavidsonsportster883xlh 1996harleydavidsonsportster883xlh 1997harleydavidsonsportster883xlh 1998harleydavidsonsportster883xlh 1999harleydavidsonsportster883xlh 2000harleydavidsonsportster883xlh 2001harleydavidsonsportster883xlh 2002harleydavidsonsportster883xlh 2003harleydavidsonsportster883xlh 1998harleydavidson883customxlc 1999harleydavidson883customxlc 2000harleydavidson883customxlc 2001harleydavidson883customxlc 2002harleydavidson883customxlc 2003harleydavidson883customxlc 1984harleydavidsontourglideclassicfltc 1985harleydavidsontourglideclassicfltc 1986harleydavidsontourglideclassicfltc 1987harleydavidsontourglideclassicfltc 1988harleydavidsontourglideclassicfltc 1989harleydavidsontourglideclassicfltc 1990harleydavidsontourglideclassicfltc 1991harleydavidsontourglideclassicfltc 1992harleydavidsontourglideclassicfltc 1993harleydavidsontourglideclassicfltc 1994harleydavidsontourglideclassicfltc 1984harleydavidsonelectraglideclassicflhtc 1985harleydavidsonelectraglideclassicflhtc 1986harleydavidsonelectraglideclassicflhtc 1987harleydavidsonelectraglideclassicflhtc 1988harleydavidsonelectraglideclassicflhtc 1989harleydavidsonelectraglideclassicflhtc 1990harleydavidsonelectraglideclassicflhtc 1991harleydavidsonelectraglideclassicflhtc 1992harleydavidsonelectraglideclassicflhtc 1993harleydavidsonelectraglideclassicflhtc 1994harleydavidsonelectraglideclassicflhtc 1995harleydavidsonelectraglideclassicflhtc 1996harleydavidsonelectraglideclassicflhtc 1997harleydavidsonelectraglideclassicflhtc 1998harleydavidsonelectraglideclassicflhtc 1984harleydavidsonelectraglidestandardflht 1985harleydavidsonelectraglidestandardflht 1986harleydavidsonelectraglidestandardflht 1987harleydavidsonelectraglidestandardflht 1995harleydavidsonelectraglidestandardflht 1996harleydavidsonelectraglidestandardflht 1997harleydavidsonelectraglidestandardflht 1998harleydavidsonelectraglidestandardflht 1984harleydavidsonelectraglidepoliceflhtp 1985harleydavidsonelectraglidepoliceflhtp 1986harleydavidsonelectraglidepoliceflhtp 1987harleydavidsonelectraglidepoliceflhtp 1988harleydavidsonelectraglidepoliceflhtp 1989harleydavidsonelectraglidepoliceflhtp 1990harleydavidsonelectraglidepoliceflhtp 1991harleydavidsonelectraglidepoliceflhtp 1992harleydavidsonelectraglidepoliceflhtp 1993harleydavidsonelectraglidepoliceflhtp 1994harleydavidsonelectraglidepoliceflhtp 1995harleydavidsonelectraglidepoliceflhtp 1996harleydavidsonelectraglidepoliceflhtp 1997harleydavidsonelectraglidepoliceflhtp 1998harleydavidsonelectraglidepoliceflhtp 1995harleydavidsonelectraglidepoliceflhtpi 1996harleydavidsonelectraglidepoliceflhtpi 1997harleydavidsonelectraglidepoliceflhtpi 1998harleydavidsonelectraglidepoliceflhtpi 1995harleydavidsonelectraglideultraclassicefiflhtcui 1996harleydavidsonelectraglideultraclassicefiflhtcui 1997harleydavidsonelectraglideultraclassicefiflhtcui 1998harleydavidsonelectraglideultraclassicefiflhtcui 1994harleydavidsonroadkingflhr 1995harleydavidsonroadkingflhr 1996harleydavidsonroadkingflhr 1997harleydavidsonroadkingflhr 1998harleydavidsonroadkingflhr 1995harleydavidsonroadkingclassicefiflhrc 1996harleydavidsonroadkingclassicefiflhrc 1997harleydavidsonroadkingclassicefiflhrc 1998harleydavidsonroadkingclassicefiflhrc 1987harleydavidsonelectraglidesportflhs 1988harleydavidsonelectraglidesportflhs 1989harleydavidsonelectraglidesportflhs 1990harleydavidsonelectraglidesportflhs 1991harleydavidsonelectraglidesportflhs 1992harleydavidsonelectraglidesportflhs 1993harleydavidsonelectraglidesportflhs 1989harleydavidsonelectraglideultraclassicflhtcu 1990harleydavidsonelectraglideultraclassicflhtcu 1991harleydavidsonelectraglideultraclassicflhtcu 1992harleydavidsonelectraglideultraclassicflhtcu 1993harleydavidsonelectraglideultraclassicflhtcu 1994harleydavidsonelectraglideultraclassicflhtcu 1995harleydavidsonelectraglideultraclassicflhtcu 1996harleydavidsonelectraglideultraclassicflhtcu 1997harleydavidsonelectraglideultraclassicflhtcu 1998harleydavidsonelectraglideultraclassicflhtcu 1995harleydavidsonroadkingefiflhr 1996harleydavidsonroadkingefiflhr 1997harleydavidsonroadkingefiflhr 1998harleydavidsonroadkingefiflhr 1995harleydavidsonelectraglideclassicefiflhtci 1996harleydavidsonelectraglideclassicefiflhtci 1997harleydavidsonelectraglideclassicefiflhtci 1998harleydavidsonelectraglideclassicefiflhtci 1989harleydavidsontourglideultraclassicfltcu 1990harleydavidsontourglideultraclassicfltcu 1991harleydavidsontourglideultraclassicfltcu 1992harleydavidsontourglideultraclassicfltcu 1993harleydavidsontourglideultraclassicfltcu 1994harleydavidsontourglideultraclassicfltcu 1995harleydavidsontourglideultraclassicfltcu 1996harleydavidsontourglideultraclassicfltcu 1984harleydavidsonelectraglidespecialflhx 1985harleydavidsonelectraglidespecialflhx 1984harleydavidsontourglideflt 1985harleydavidsontourglideflt 1986harleydavidsontourglideflt 1984harleydavidsonelectraglideflh 1985harleydavidsonelectraglideflh 1998harleydavidsonroadglidefltr 1988harleydavidsonsoftailspringerfxsts 1989harleydavidsonsoftailspringerfxsts 1990harleydavidsonsoftailspringerfxsts 1991harleydavidsonsoftailspringerfxsts 1992harleydavidsonsoftailspringerfxsts 1993harleydavidsonsoftailspringerfxsts 1994harleydavidsonsoftailspringerfxsts 1995harleydavidsonsoftailspringerfxsts 1996harleydavidsonsoftailspringerfxsts 1997harleydavidsonsoftailspringerfxsts 1998harleydavidsonsoftailspringerfxsts 1999harleydavidsonsoftailspringerfxsts 2000harleydavidsonsoftailspringerfxsts 2001harleydavidsonsoftailspringerfxsts 2002harleydavidsonsoftailspringerfxsts 2003harleydavidsonsoftailspringerfxsts 2004harleydavidsonsoftailspringerfxsts 1999harleydavidsonsoftailnighttrainfxstb 2000harleydavidsonsoftailnighttrainfxstb 2001harleydavidsonsoftailnighttrainfxstb 2002harleydavidsonsoftailnighttrainfxstb 2003harleydavidsonsoftailnighttrainfxstb 2004harleydavidsonsoftailnighttrainfxstb 1986harleydavidsonsoftailcustomfxstc 1987harleydavidsonsoftailcustomfxstc 1988harleydavidsonsoftailcustomfxstc 1989harleydavidsonsoftailcustomfxstc 1990harleydavidsonsoftailcustomfxstc 1991harleydavidsonsoftailcustomfxstc 1992harleydavidsonsoftailcustomfxstc 1993harleydavidsonsoftailcustomfxstc 1994harleydavidsonsoftailcustomfxstc 1995harleydavidsonsoftailcustomfxstc 1996harleydavidsonsoftailcustomfxstc 1997harleydavidsonsoftailcustomfxstc 1998harleydavidsonsoftailcustomfxstc 1999harleydavidsonsoftailcustomfxstc 1984harleydavidsonsoftailstandardfxst 1985harleydavidsonsoftailstandardfxst 1986harleydavidsonsoftailstandardfxst 1987harleydavidsonsoftailstandardfxst 1988harleydavidsonsoftailstandardfxst 1989harleydavidsonsoftailstandardfxst 1990harleydavidsonsoftailstandardfxst 1991harleydavidsonsoftailstandardfxst 1992harleydavidsonsoftailstandardfxst 1993harleydavidsonsoftailstandardfxst 1994harleydavidsonsoftailstandardfxst 1995harleydavidsonsoftailstandardfxst 1996harleydavidsonsoftailstandardfxst 1997harleydavidsonsoftailstandardfxst 1998harleydavidsonsoftailstandardfxst 1999harleydavidsonsoftailstandardfxst 2000harleydavidsonsoftailstandardfxst 2001harleydavidsonsoftailstandardfxst 2002harleydavidsonsoftailstandardfxst 2003harleydavidsonsoftailstandardfxst 2004harleydavidsonsoftailstandardfxst 1990harleydavidsonsoftailfatboyflstf 1991harleydavidsonsoftailfatboyflstf 1992harleydavidsonsoftailfatboyflstf 1993harleydavidsonsoftailfatboyflstf 1994harleydavidsonsoftailfatboyflstf 1995harleydavidsonsoftailfatboyflstf 1996harleydavidsonsoftailfatboyflstf 1997harleydavidsonsoftailfatboyflstf 1998harleydavidsonsoftailfatboyflstf 1999harleydavidsonsoftailfatboyflstf 1986harleydavidsonsoftailheritageclassicflstc 1987harleydavidsonsoftailheritageclassicflstc 1988harleydavidsonsoftailheritageclassicflstc 1989harleydavidsonsoftailheritageclassicflstc 1990harleydavidsonsoftailheritageclassicflstc 1991harleydavidsonsoftailheritageclassicflstc 1992harleydavidsonsoftailheritageclassicflstc 1993harleydavidsonsoftailheritageclassicflstc 1994harleydavidsonsoftailheritageclassicflstc 1995harleydavidsonsoftailheritageclassicflstc 1996harleydavidsonsoftailheritageclassicflstc 1997harleydavidsonsoftailheritageclassicflstc 1998harleydavidsonsoftailheritageclassicflstc 1999harleydavidsonsoftailheritageclassicflstc 1995harleydavidsondynaconvertiblefxdsconv 1996harleydavidsondynaconvertiblefxdsconv 1997harleydavidsondynaconvertiblefxdsconv 1998harleydavidsondynaconvertiblefxdsconv 1999harleydavidsondynaconvertiblefxdsconv 2000harleydavidsondynaconvertiblefxdsconv 1995harleydavidsonsuperglidefxd 1996harleydavidsonsuperglidefxd 1997harleydavidsonsuperglidefxd 1998harleydavidsonsuperglidefxd 1999harleydavidsonsuperglidefxd 2000harleydavidsonsuperglidefxd 2001harleydavidsonsuperglidefxd 2002harleydavidsonsuperglidefxd 2003harleydavidsonsuperglidefxd 2004harleydavidsonsuperglidefxd 1992harleydavidsondynadaytonafxdb 1992harleydavidsondynaglidecustomfxdc 1993harleydavidsonwideglidefxdwg 1994harleydavidsonwideglidefxdwg 1995harleydavidsonwideglidefxdwg 1996harleydavidsonwideglidefxdwg 1997harleydavidsonwideglidefxdwg 1998harleydavidsonwideglidefxdwg 1999harleydavidsonwideglidefxdwg 2000harleydavidsonwideglidefxdwg 2001harleydavidsonwideglidefxdwg 2002harleydavidsonwideglidefxdwg 2003harleydavidsonwideglidefxdwg 2004harleydavidsonwideglidefxdwg 1984harleydavidsonsportglidefxrt 1985harleydavidsonsportglidefxrt 1986harleydavidsonsportglidefxrt 1987harleydavidsonsportglidefxrt 1988harleydavidsonsportglidefxrt 1989harleydavidsonsportglidefxrt 1990harleydavidsonsportglidefxrt 1991harleydavidsonsportglidefxrt 1986harleydavidsonsuperglidefxr 1987harleydavidsonsuperglidefxr 1988harleydavidsonsuperglidefxr 1989harleydavidsonsuperglidefxr 1990harleydavidsonsuperglidefxr 1991harleydavidsonsuperglidefxr 1984harleydavidsondiscglidefxrdg 1985harleydavidsonlowglidecustomfxrc 1986harleydavidsonlowridersportfxrssp 1987harleydavidsonlowridersportfxrssp 1988harleydavidsonlowridersportfxrssp 1989harleydavidsonlowridersportfxrssp 1990harleydavidsonlowridersportfxrssp 1991harleydavidsonlowridersportfxrssp 1986harleydavidsonlowriderfxrs 1987harleydavidsonlowriderfxrs 1988harleydavidsonlowriderfxrs 1989harleydavidsonlowriderfxrs 1990harleydavidsonlowriderfxrs 1991harleydavidsonlowriderfxrs 1995harleydavidsonsoftailbadboyfxstsb 1996harleydavidsonsoftailbadboyfxstsb 1997harleydavidsonsoftailbadboyfxstsb 1994harleydavidsonsoftailheritagespecialflstn 1995harleydavidsonsoftailheritagespecialflstn 1996harleydavidsonsoftailheritagespecialflstn 1986harleydavidsonsoftailheritageflst 1987harleydavidsonsoftailheritageflst 1988harleydavidsonsoftailheritageflst 1989harleydavidsonsoftailheritageflst 1990harleydavidsonsoftailheritageflst 1993harleydavidsonlowriderfxdl 1994harleydavidsonlowriderfxdl 1995harleydavidsonlowriderfxdl 1996harleydavidsonlowriderfxdl 1997harleydavidsonlowriderfxdl 1998harleydavidsonlowriderfxdl 1999harleydavidsonlowriderfxdl 2000harleydavidsonlowriderfxdl 2001harleydavidsonlowriderfxdl 2002harleydavidsonlowriderfxdl 2003harleydavidsonlowriderfxdl 2004harleydavidsonlowriderfxdl 1991harleydavidsondynasturgisfxdb 1990harleydavidsonlowriderconvertiblefxrsconv 1991harleydavidsonlowriderconvertiblefxrsconv 1984harleydavidsonlowglidefxrs 1985harleydavidsonlowglidefxrs 1996harleydavidsontourglideultraclassicefifltcu 1997harleydavidsonsoftailheritagespringerflsts 1998harleydavidsonsoftailheritagespringerflsts 1999harleydavidsonsoftailheritagespringerflsts 1993harleydavidsonsoftailnostalgiaflstn 1987harleydavidsonlowriderchromefxrc 1986harleydavidsonsportglidegrandtouringfxrd 1998harleydavidsonroadglideefifltr 1984harleydavidsonlowriderfxsb 1985harleydavidsonlowriderfxsb 1987harleydavidsonlowridercustomfxlr 1988harleydavidsonlowridercustomfxlr 1989harleydavidsonlowridercustomfxlr 1990harleydavidsonlowridercustomfxlr 1991harleydavidsonlowridercustomfxlr 1984harleydavidsonwideglidefxwg 1985harleydavidsonwideglidefxwg 1986harleydavidsonwideglidefxwg 2001harleydavidsonsoftailspringerefifxstsi 2002harleydavidsonsoftailspringerefifxstsi 2003harleydavidsonsoftailspringerefifxstsi 2004harleydavidsonsoftailspringerefifxstsi 2001harleydavidsonsoftaildeuceefifxstdi 2002harleydavidsonsoftaildeuceefifxstdi 2003harleydavidsonsoftaildeuceefifxstdi 2004harleydavidsonsoftaildeuceefifxstdi 1999harleydavidsonsuperglidesportfxdx 2000harleydavidsonsuperglidesportfxdx 2001harleydavidsonsuperglidesportfxdx 2002harleydavidsonsuperglidesportfxdx 2003harleydavidsonsuperglidesportfxdx 2004harleydavidsonsuperglidesportfxdx 2004harleydavidsonsuperglideefifxdi 2000harleydavidsonfxr4 1985harleydavidsonfatbobfxef 1984harleydavidsonsuperglide80fxe 1985harleydavidsonsuperglide80fxe 2001harleydavidsonsoftailstandardefifxsti 2002harleydavidsonsoftailstandardefifxsti 2003harleydavidsonsoftailstandardefifxsti 2004harleydavidsonsoftailstandardefifxsti 2003harleydavidsonscreamin'eagledeucefxstdse 2001harleydavidsonsoftailnighttrainefifxstbi 2002harleydavidsonsoftailnighttrainefifxstbi 2003harleydavidsonsoftailnighttrainefifxstbi 2004harleydavidsonsoftailnighttrainefifxstbi 2000harleydavidsonsoftaildeucefxstd 2001harleydavidsonsoftaildeucefxstd 2002harleydavidsonsoftaildeucefxstd 2003harleydavidsonsoftaildeucefxstd 2004harleydavidsonsoftaildeucefxstd 2001harleydavidsonsuperglidetsportfxdxt 2002harleydavidsonsuperglidetsportfxdxt 2003harleydavidsonsuperglidetsportfxdxt 2000harleydavidsonwideglideefifxdwgi 2001harleydavidsonwideglideefifxdwgi 2002harleydavidsonwideglideefifxdwgi 2003harleydavidsonwideglideefifxdwgi 2004harleydavidsonwideglideefifxdwgi 2004harleydavidsonsuperglidesportefifxdxi 2002harleydavidsonwideglidefxdwg3 2004harleydavidsonscreamin'eagledeucefxstdse2 2001harleydavidsonwideglidefxdwg2 2004harleydavidsonlowriderefifxdl