FUEL/AIR SYSTEMS
WIDE-BAND BOSCH
WELD-ON EGT BUSHING
  • Allows installation of exhaust gas
  • O 2 SENSOR
    temperature meter
  • Sold each
  • SUG. RETAIL ............ $99.95 PART #
    1861-0521 SUG. RETAIL ............ $21.95 PART #
    1861-0525
    NARROW BAND
    O 2 SENSOR
    O 2 SENSOR BUNG ADAPTER
  • For use with Koso’s narrow band
  • air/ fuel ratio meter (PART #1050-0231)
    FOR 2-STROKE ENGINES
  • For use with wideband air/ fuel ratio meters
  • SUG. RETAIL ............ $62.95 PART #
    2212-0283 SUG. RETAIL ............ $39.95 PART #
    1861-0524
    O 2 SENSOR BUNG, PLUG AND WASHER
  • Weld-in O 2 sensor bung allows installation of
  • O 2 sensors in any exhaust system; 18mm x 1.5p
  • O 2 sensor bung plug works with any O 2 sensor bung; 18mm x 1.5p
  • 1861-0523
    1860-0545
  • Aluminum bung plug washer fits any 18mm O 2 sensor bung plug
  • 1861-0522
    DESCRIPTION
    P ART  #
    SUG. RETAIL
    DESCRIPTION
    P ART  #
    SUG. RETAIL
    O 2 sensor bung, plug and washer set
    1861-0728
    $18.95
    O 2 sensor bung plug
    1861-0522
    $8.95
    1861-0523
    9.95
    Aluminum washer for O 2 sensor plug
    1860-0545
    2.45
    BOOST BOTTLE
    FOR YAMAHA YFZ350 BANSHEE 87-06
  • Connects to standard intake manifold
  • Replaces standard balance pipe
  • Gives instant throttle response
  • Aluminum construction, heli-arc welded
  • Made in the U.S.A.
  • SUG. RETAIL ............... $29.95 PART #
    M2114-1001
    1050-0055
    INTAKE MANIFOLDS
    equals more horsepower
  • Specially formulated to resist harsh fuels
  • (including methanol) and oils
  • Resistant to cracking or ripping
  • Designed to work properly with larger carburetors
  • Made in the U.S.A.
  • FITS MODEL
    CARB SIZE
    P ART  #
    SUG. RETAIL
    FITS MODEL
    CARB SIZE
    P ART  #
    SUG. RETAIL
    HONDA
    YAMAHA (CONT)
    TRX250R FourTrax 86-89
    Stock
    1050-0060 1, 2
    $69.95
    YFZ350 Banshee 87-06 (CONT)
    34-35mm
    1050-0057 1
    $107.95
    38-39mm
    1050-0059 1
    89.95
    38-39mm
    1050-0058 1
    107.95
    44mm
    1050-0285 4
    107.95
    RZR XP 900 11-13
    Stock
    1050-0272
    118.95
    YFM660R Raptor 01-05
    Stock
    1050-0055 2, 3
    89.95
    YAMAHA
    1 Includes gaskets.
    YFS200 Blaster 88-06
    Stock
    1050-0062 1, 2
    69.95
    2 Stock intake manifolds are not designed to accept larger carburetors.
    34-35mm
    1050-0061 1
    89.95
    3 Includes stainless steel bolts and polyurethane O-rings.
    YFZ350 Banshee 87-06
    Stock
    1050-0056 1, 2
    99.95
    4 These intakes fit stock or Cube cylinders. They are made for 44mm carburetors.
    Intake ID is 50mm. No crossover tube.
    PD-520
    MANIFOLD SPACERS
  • Allow larger carburetors to clear the clutch arm on most models
  • FITS MODEL
    P ART  #
    SUG. RETAIL
    FITS MODEL
    P ART  #
    SUG. RETAIL
    FITS MODEL
    P ART  #
    SUG. RETAIL
    YAMAHA
    YAMAHA (CONT)
    TRX250R 86-89
    PD-521
    $32.95
    YFS200 Blaster 88-06
    PD-522
    $32.95
    YFZ350 Banshee 87-06
    PD-520
    $64.95
    2018 PARTS UNLIMITED ATV/UTV