ENGINE
VALVE STEM SEAL KITS
  • Contact surfaces designed for improved sealing
  • High-temperature Viton ® and PTFE materials
  • Improved tolerance over OEM
  • 100% quality controlled
  • Available in a variety of sizes
  • Kits include one full set of intake and exhaust seals
  • Made in the U.S.A.
  • SUG.
    SUG.
    SUG.
    FITS MODEL
    P ART  #
    RETAIL
    FITS MODEL
    P ART  #
    RETAIL
    FITS MODEL
    P ART  #
    RETAIL
    HONDA
    KTM (CONT)
    KTM (CONT)
    CRF250R 04-07
    0926-2816
    $15.95
    400-530 XC4 engines
    525 EXC Six Days 04-06
    0926-2837 2 $15.95
    CRF250R 08-09
    0926-2817
    15.95
    (EXCR/ XCR-W/ EXC/XC-W) 08-18
    0926-2839
    $15.95
    525 EXC 07
    0926-2837 2
    15.95
    CRF250R 10-15
    0926-2819
    15.95
    450 EXC/ MXC/SX Racing 03
    0926-2837 2
    15.95
    525 SMR 05
    0926-2837 2
    15.95
    CRF250R 16-17
    0926-2934
    15.95
    450 EXC-G Racing 04-06
    0926-2837 2
    15.95
    525 SX Racing 04-06
    0926-2837 2
    15.95
    CRF250X 04-17
    0926-2816
    15.95
    450 EXC 07
    0926-2837 2
    15.95
    525 SX SUPERMOTO 04
    0926-2837 2
    15.95
    CRF450R 02-08
    0926-2815
    15.95
    450 EXC Six Days 04-06
    0926-2837 2
    15.95
    525 SXS Racing 04-05
    0926-2837 2
    15.95
    CRF450R 09-12
    0926-2818
    15.95
    450 MXC-G Racing 04-05
    0926-2837 2
    15.95
    525 XC 07
    0926-2837 2
    15.95
    CRF450X 05-17
    0926-2820
    15.95
    450 SMR 05-07
    0926-2837 2
    15.95
    525 XC-G Racing 06
    0926-2837 2
    15.95
    KAWASAKI
    450 SMR 08
    0926-2838 3
    15.95
    525 XC-W 07
    0926-2837 2
    15.95
    KX250F 04-17
    0926-2822
    15.95
    450 SMS Racing 04
    0926-2837 2
    15.95
    540 SXS Racing 01-06
    0926-2837 2
    15.95
    KX450F 06-08
    0926-2823
    15.95
    450 SX Racing 04-06
    0926-2837 2
    15.95
    560 SMR 06-07
    0926-2837 2
    15.95
    KX450F 08-17
    0926-2824
    15.95
    450 SXF 07-11
    0926-2838 3
    15.95
    SUZUKI
    KTM
    450 SXS-F 07-08
    0926-2838 3
    15.95
    RMZ250 04-06
    0926-2825
    15.95
    250 SXF 05-07
    0926-2835 1
    15.95
    450 SXS Racing 03-06
    0926-2837 2
    15.95
    RMZ250 07-17
    0926-2827
    15.95
    250 SXS-F 06-07
    0926-2835 1
    15.95
    450 XC Cross Country 04
    0926-2837 2
    15.95
    RMZ450 05-06
    0926-2826
    15.95
    250 XCF 07
    0926-2835 1
    15.95
    450 XC 07
    0926-2837 2
    15.95
    RMZ450 08-17
    0926-2829
    15.95
    250 XCF-W 06-07
    0926-2835 1
    15.95
    450 XC-F 08-09
    0926-2838 3
    15.95
    YAMAHA
    250 SXF 08
    0926-2836 1
    15.95
    450 XC-G Racing 06
    0926-2837 2
    15.95
    WR/ YZ250F 01-13
    0926-2830 4
    19.95
    250 SXF/ XCF/ EXC-F 13-18
    0926-2840
    15.95
    450 XC-W 07
    0926-2837 2
    15.95
    YZ250F 14-18
    0926-2834
    15.95
    250 SXS-F 08
    0926-2836 1
    15.95
    505 SX-F 08-09
    0926-2838 3
    15.95
    WR450F 03-15
    0926-2831 4
    19.95
    250 XCF 08
    0926-2836 1
    15.95
    505 XC-F 08-09
    0926-2838 3
    15.95
    YZ450F 03-09
    0926-2831 4
    19.95
    250 XCF-W 08
    0926-2836 1
    15.95
    520 EXC/ MXC/SX Racing 00-02
    0926-2837 2
    15.95
    YZ450F 10-13
    0926-2832
    15.95
    400 EXC/ MXC/SX Racing 00-02
    0926-2837 2
    15.95
    525 EXC/ MXC/SX Racing 03
    0926-2837 2
    15.95
    YZ450F/FX 14-18
    0926-2833
    15.95
    400 EXC-G Racing 04-06
    0926-2837 2
    15.95
    525 EXC-G/ MXC-G Racing 04-05
    0926-2837 2
    15.95
    1 For RC4 engines.
    2 For RFS engines.
    400 XC-W 07
    0926-2837 2
    15.95
    525 EXC-G Racing 06
    0926-2837 2
    15.95
    3 For RF4 engines.
    4 Five valve seal kit.
    0926-0381
    VALVE SEALS
  • All valve seals are made of 100% solid Viton ® for long life
  • Meet or exceed OEM specifications
  • When using Kibblewhite spring kits, Kibblewhite valve seals must be used because of spring clearances
  • Sold individually; unless noted
  • If specific application is not listed, use size chart to determine correct valve seal PART #
  • Made in the U.S.A.
  • INTAKE
    EXHAUST
    INTAKE
    EXHAUST
    INTAKE
    EXHAUST
    FITS MODEL
    VALVE SEAL VALVE SEAL
    FITS MODEL
    VALVE SEAL VALVE SEAL
    FITS MODEL
    VALVE SEAL VALVE SEAL
    HONDA
    HONDA (CONT)
    SUZUKI (CONT)
    XR50R 00-03
    0926-0385
    0926-0385
    XR650L 93-13
    0926-0387
    0926-0387
    DR-Z400 01-13
    0926-0385
    0926-0385
    XR75/ XR80/ XR100R 85-03
    0926-0386
    0926-0386
    XR650R 00-07
    0926-0387
    0926-0387
    RM-Z450 05-06
    0926-0385
    0926-0385
    CRF150R 07-14
    0926-0384
    0926-0384
    KAWASAKI
    RM-Z450 08-13
    0926-0386
    0926-0386
    XR200 83-02
    0926-0386
    0926-0386
    KLX250 94-07
    0926-0384
    0926-0384
    YAMAHA
    CRF250R 04-07
    0926-0381
    0926-0382
    KX250F 07-13
    0926-0383
    0926-0383
    TTR250 99-06
    0926-0385
    0926-0385
    CRF250R 16-17
    0926-2984
    0926-2984
    KLX300 94-07
    0926-0384
    0926-0384
    WR/ YZ250F 01
    -
    0926-0389
    CRF250X 04-15
    0926-0381
    0926-0382
    KLX400 01-06
    0926-0385
    0926-0385
    WR/ YZ250F 02-13
    -
    0926-0389
    XR/ XL250 RFVC 83-95
    0926-0386
    0926-0386
    KLX450R 08-13
    0926-0386
    0926-0386
    XT250/ 350 84-00
    0926-0386
    0926-0386
    XR250L 91-96
    0926-0386
    0926-0386
    KX450F 06-08
    0926-0386
    0926-0386
    YZ250F 14-16
    0926-0385
    0926-0386
    XR250 RFVC 96-00
    0926-0386
    0926-0386
    KLX650 93-96
    0926-0388
    0926-0388
    WR/ YZ400F/ 426F 98-02
    0926-0391
    0926-0392
    CRF450R 02-08
    0926-0386
    0926-0385
    KTM
    YZ450F 03-09, WR450F 03-15
    0926-0393
    0926-0394
    CRF450R 09-16
    0926-0385
    0926-0385
    All RFS engines 400cc-560cc 00-09 0926-1666
    0926-1666
    XT550 82-83
    0926-0388
    0926-0388
    CRF450X 05-17
    0926-0386
    0926-0385
    SUZUKI
    TT600 83-86
    0926-0388
    0926-0388
    XR500/R 79-84
    0926-0387
    0926-0387
    DR250 90-96
    0926-0385
    0926-0385
    XT600 86-95
    0926-0388
    0926-0388
    XL600R 83-00
    0926-0387
    0926-0387
    RM-Z250 04-13
    0926-0384
    0926-0384
    XTZ660/ YTZ660 01-08
    0926-2383
    0926-2383
    XR600 85-00
    0926-0387
    0926-0387
    DR350S/SE 90-99
    0926-0385
    0926-0385
    VALVE SEAL PRICING
    STEM
    GUIDE
    OVERALL
    STEM
    GUIDE
    OVERALL
    P ART  #
    DIAMETER
    DIAMETER
    LENGTH
    SEAL OD
    SUG. RETAIL
    P ART  #
    DIAMETER
    DIAMETER
    LENGTH
    SEAL OD
    SUG. RETAIL
    0926-0381 1
    4.5mm
    0.305”
    0.315”
    0.370”
    $13.95
    0926-0391 2
    4.5mm
    0.305”
    0.315”
    0.370”
    $20.95
    0926-0382 1
    4.5mm
    0.305”
    0.315”
    0.370”
    13.95
    0926-0392 1
    4.5mm
    0.305”
    0.315”
    0.370”
    13.95
    0926-0383
    4.0mm
    0.285”
    0.310”
    0.375”
    6.95
    0926-0393 2
    4.5mm
    0.305”
    0.315”
    0.370”
    20.95
    0926-0384
    4.5mm
    0.325”
    0.310”
    0.375”
    6.95
    0926-0394 1
    4.5mm
    0.305”
    0.315”
    0.370”
    13.95
    0926-0385
    5.0mm
    0.340”
    0.335”
    0.395”
    6.95
    0926-1666
    5.0mm
    0.435”
    0.315”
    0.520”
    5.95
    0926-0386
    5.5mm
    0.285”
    0.325”
    0.425”
    6.95
    0926-2383
    6.0mm
    0.385”
    0.360”
    0.475”
    5.95
    0926-0387
    6.5mm
    0.475”
    0.385”
    0.560”
    6.95
    0926-2384
    5.0mm
    0.340”
    0.335”
    0.395”
    5.95
    0926-0388
    7.0mm
    0.475”
    0.430”
    0.565”
    6.95
    0926-2984 3
    4.5mm
    0.321”
    0.331”
    0.370”
    14.95
    0926-0389 1
    4.5mm
    0.305”
    0.315”
    0.370”
    13.95
    1 Contains 2 seals.
    2 Contains 3 seals.
    3 Contains 4 seals.
    DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES.
    SEE PAGE 4 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION.
    2018 PARTS UNLIMITED OFFROAD