Clapets carbone Super Stock Boyesen :
- remplacent les clapets d'origine
- améliore la puissance et l'étanchéité
- KTM 250 SX 1999
- KTM 250 SX 2000
- KTM 250 SX 2001
- KTM 250 SX 2002
- KTM 250 SX 2003
- KTM 380 SX 1999
- KTM 380 SX 2000
- KTM 380 SX 2001
- KTM 380 SX 2002
- KTM 250 EXC 1999
- KTM 250 EXC 2000
- KTM 250 EXC 2001
- KTM 250 EXC 2002
- KTM 250 EXC 2003
- KTM 300 EXC 1999
- KTM 300 EXC 2000
- KTM 300 EXC 2001
- KTM 300 EXC 2002
- KTM 300 EXC 2003
- KTM 300 EXC 2004
- KTM 380 EGS 1999
- KTM 380 EXC 1999
- KTM 380 EXC 2000
- KTM 380 EXC 2001