FUEL/AIR SYSTEMS
RAD62
RAD04A
RAD VALVES
  • Boyesen’s hot RAD valves provide plenty of off-road torque
  • Quickens throttle response and ramps up horsepower throughout rpm range
    • P ART  #
    SUG. RETAIL
    FITS MODEL
    P ART  #
    SUG. RETAIL
    SUZUKI
    ATC250 LC 85-86
    RAD04A
    $179.95
    LT250R 88-92
    RAD-25
    $179.95
    TRX250R FourTrax 86-89
    RAD04A
    179.95
    YAMAHA
    YFS200 Blaster 88-05
    RAD35A
    179.95
    350/ 400 90-04
    RAD62
    179.95
    Banshee 350 88-06
    RAD-36 1
    272.95
    1 Sold in pairs.
    RAD04A
    RL-19
    $44.95
    RAD-25
    RL-02
    $44.95
    RAD-35A
    RL04
    $35.95
    RAD-36
    RL05
    $35.95
    M560-08-111
    TORQUE SPACER KITS
  • Simple but effective way to shift the torque curve to favor the
    • low-end to mid-range band of the rev range
  • CNC-machined, eliminating interference problems when installing;
    • includes gaskets and bolts
  • Insert spacer between cylinder and reed valve
  • Made in the U.S.A.
    • FITS MODEL
    P ART  #
    SUG. RETAIL
    FITS MODEL
    P ART  #
    SUG. RETAIL
    FITS MODEL
    P ART  #
    SUG. RETAIL
    HONDA
    SUZUKI
    YAMAHA
    ATC250R 81-86
    M560-08-111
    $29.95
    LT250R 85-86
    M560-10-300
    $29.95
    YFS200 Blaster 88-02
    M560-06-412
    $29.95
    M560-08-111
    29.95
    LT250R 88-92
    M560-08-310
    29.95
    YTZ250 T ri-Z 85-86
    M560-08-411
    29.95
    KAWASAKI
    LT500R 87
    M560-10-300
    29.95
    YFZ350 Banshee 87-06
    M560-06-4011
    59.95
    KXT250 85-87
    M560-10-200
    29.95
    LT500R 88-92
    M560-08-310
    29.95
    KXF250 87-88
    M560-10-200
    29.95
    2P1171
    VFORCE DELTA 2
    REPLACEMENT REED PETALS
  • Sold one set per reed cage
    • SUG. RETAIL .................. $59.95
    P ART  #
    FITS MODEL
    P ART  #
    HONDA
    POLARIS
    ATC250R 85-86
    2P1171
    Big Boss/ Scrambler/ Sport/ Trail Blazer/ Xpress/ Xplorer 350-400 95-06
    2P1171
    2P1171
    SUZUKI
    2P1171
    LT250R QuadRacer 88-92
    2P1171
    KAWASAKI
    LT500R QuadRacer 88-90
    2P1171
    KXF250 Tecate 4 88-89
    2P1271
    YAMAHA
    2P1271
    YFS200 Blaster 88-06
    2P07-1
    YFZ350/LE Banshee 87-06
    2P07-1
    2018 PARTS UNLIMITED ATV/UTV