FUEL/AIR SYSTEMS
WIDE-BAND BOSCH
WELD-ON
O 2 SENSOR
EGT BUSHING
Allows installation of exhaust gas temperature meter
For use with air/ fuel ratio meters
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) and other
FOR 2-STROKE ENGINES
like gauges
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
Available as a set or individually
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
PART #
SUG. RETAIL
DESCRIPTION
PART #
SUG. RETAIL
O 2 sensor bung, plug and washer set
1861-0728
$18.95
O 2 sensor bung plug
1861-0522
$8.95
Weld-in O 2 sensor bung
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
Improves low-end power
Aluminum construction, heli-arc welded
Made in the U.S.A.
SUG. RETAIL ........................... $29.95 PART #
M2114-1001
1050-0055
INTAKE MANIFOLDS
Add increased airflow to the carburetor, which
equals more horsepower
Specially formulated to resist harsh fuels (including
methanol) and oils
Upgrade from OEM
Resistant to cracking or ripping
Designed to work properly with larger carburetors
Made in the U.S.A.
FITS MODEL
CARB SIZE
PART #
SUG. RETAIL
FITS MODEL
CARB SIZE
PART #
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
POLARIS
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 i.d. is 50mm. No crossover tube.
MANIFOLD SPACERS
PD-520
Let riders tune for more top-end performance
Allow larger carburetors to clear the clutch arm
on most models
FITS MODEL
PART #
SUG. RETAIL
FITS MODEL
PART #
SUG. RETAIL
FITS MODEL
PART #
SUG. RETAIL
HONDA
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
2017 PARTS UNLIMITED ATV/UTV