ENGINE
POWER VALVE COVER
FOR HONDA CR250R 92-01
  • For an increased low-end response, Boyesen designed the Factory Racing Power Valve Cover 5mm deeper than stock
  • The 5mm-deeper cover results in an 18.5% volume increase within the power valve chamber
  • PVC-02
    POWER VALVES
  • Lowers the exhaust port to the optimum height
  • Maintain peak horsepower with huge gains in the bottom end
  • Constructed of billet stainless steel
  • Made in the U.S.A.
  • SUG. RETAIL ............................................................ $229.95
    FITS MODEL
    P ART  #
    FITS MODEL
    P ART  #
    KAWASAKI (CONT)
    KX85 02-13
    0931-0477
    KX100 98-13
    0931-0478
    0925-0772
    0935-0953
    MANUAL CAM CHAIN TENSIONERS
  • Made from billet aluminum
  • Remove out-of-timing problems, premature engine wear and excess tension caused by
  • an automatic tensioner or hydraulic tensioner
  • Replace the factory hydraulic cam chain tensioner
  • Gunmetal finish
  • FITS MODEL
    P ART  #
    SUG. RETAIL
    FITS MODEL
    P ART  #
    SUG. RETAIL
    HONDA
    SUZUKI
    CRF150R 07-09/12-18
    0925-0786
    $54.95
    DR-Z400 00-17 (all)
    0925-0793
    $54.95
    CRF250R/X 04-17
    0925-0786
    54.95
    RMZ450 05-06
    0925-0794
    54.95
    CRF450R 02-03
    0925-0787
    54.95
    YAMAHA
    CRF450R 04-08
    0925-0788
    54.95
    WR250F 01-06
    0925-0783
    54.95
    POWER VALVE KITS
    CRF450R 09-16
    0925-0786
    54.95
    WR250F 15-18
    0925-0785
    56.95
    CRF450X 05-09/12-17
    0925-0788
    54.95
    YZ250F 01-05
    0925-0783
    54.95
    FOR YAMAHA YZ250 99-17
    HUSQVARNA
    YZ250F 14-18, YZ250FX 15-18
    0925-0785
    56.95
    TE250-510 04-09
    0925-0786
    54.95
    WR400F 98-00
    0925-0783
    54.95
    KAWASAKI
    YZ400F 98-99
    0925-0783
    54.95
  • Hard anodized finish
  • KLR250 86-05
    0925-0792
    54.95
    WR426F 01-02
    0925-0783
    54.95
  • Available for standard bore and
  • KLX450 08-09
    0925-0770
    54.95
    YZ426F 00-02
    0925-0783
    54.95
    big bore cylinders
    KX450F 06-18
    0925-0770
    54.95
    WR450F 03-06
    0925-0783
    54.95
  • Made in the U.S.A.
  • KLR600 85-86
    0925-0772
    54.95
    WR450F 07-18
    0925-0785
    56.95
    DESCRIPTION
    P ART  #
    SUG. RETAIL
    KLR650 08-10
    0925-0772
    54.95
    YZ450F 03-05
    0925-0783
    54.95
    Standard bore power valve kit 0935-0952
    $199.95
    KLR650 11-17
    0925-0773
    54.95
    YZ450F 06-09
    0925-0785
    56.95
    72mm Big Bore power valve kit 0935-0953
    249.95
    KLX650R, KLX650C 93-96
    0925-0791
    54.95
    YZ450F 10-18, YZ450FX 16-18
    0925-0785
    56.95
    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