FUEL/AIR SYSTEMS
KRANK VENT PLUS
Installs on your crankcase breather hose
Controls the air under the pistons by maintaining the proper amount of vacuum in the crankcase at any rpm
Better seal is achieved due to an increased pressure differential across the compression ring
Designed to give a 2-7 horsepower increase, with a deeper motor sound
Comes apart for easy cleaning
SUG. RETAIL ......... $124.95 WINCHES &
Universal fitment; available in two sizes to fit a variety of breather hoses
DESCRIPTION
PART #
DESCRIPTION
PART #
3 / 8”
Made in the U.S.A.
1 / 2
1012-0206
1012-0207
UP-101
CARBURETOR
VENT SYSTEM
FOR SINGLE- AND
DUAL-CARB MACHINES
Stop sputtering and bogging
BREATHERS
through whoops, jumps and
Made of a washable urethane that needs no oil or
PC31
stream crossings
special cleaners
Ensures constant fuel flow by directing
Measure 1 1 / 2 ” OD x 1 1 / 2 ” L
standard carburetor vent hoses upward to eliminate vapor lock
Clamp-on type or push-in type
Hook-and-loop fastener mounted vent box prevents clogged vent lines
Made in the U.S.A.
SUG. RETAIL ............ $15.95
and keeps dust, dirt and water out of carbs
SIZE
PART #
SIZE
PART #
CVS 2 is for single carbs; CVS 3 is for dual-carbs
CLAMP-ON
PUSH-IN
Includes 4’ of loose vent hose, four T-fittings and foam filter-equipped
5 / 16
UP-101
5 / 16
UP-121
vent box
3 / 8
UP-102
3 / 8
UP-122
DESCRIPTION
PART #
SUG. RETAIL
DESCRIPTION
PART #
SUG. RETAIL
1 / 2
UP-103
1 / 2
UP-123
CVS 2, black
PC23
$18.95
CVS 3, blue
PC31
20.95
5 / 8
UP-104
5 / 8
UP-124
PRO44
633
PRO SERIES REEDS
21st century carbon fiber technology
incorporating Boyesen’s patented
dual-stage reed design
Pairs a carbon fiber top reed with
a durable fiberglass/ epoxy bottom reed
Provide the quickest acceleration any
reed can offer; maximize horsepower
POWER REEDS
and torque
The performance standard for all reeds
Deliver instant and accurate response
Laboratory-proven to
to piston speed changes for smooth,
increase performance
dependable throttle performance
Allow greater flow velocity over entire
More durable than typical carbon
range of operating pressures, which
fiber reeds
translates into better low-, mid- and
Custom-made for the latest
high-rpm power
2-stroke technologies
Increase horsepower for less money
FITS MODEL
PART #
SUG. RETAIL
SUG.
SUG.
HONDA
FITS MODEL
PART #
RETAIL
FITS MODEL
PART #
RETAIL
ATC250R 81-86
PRO44
$61.95
E-TON
POLARIS (CONT)
TRX250R 86-89
PRO44
61.95
50 01-07
1008-0092
$27.95
300/ 350/ 400 2-stroke
KAWASAKI
HONDA
87-05 (all)
607
$39.95
KXF/ KXT250 (all)
PRO04
69.95
FL400R Pilot 89
607
39.95
SUZUKI
POLARIS
FL400R Pilot 90
633
39.95
LT-80 (all)
1008-0044
21.95
250/ 300/ 350/ 400 2-stroke (all)
PRO44
61.95
ATC250R 81-86
607
39.95
LT250R 85-86
628
33.95
SUZUKI
TRX250R 86-89
607
39.95
LT250R 87
615
46.95
LT500/ 250 87
PRO04
69.95
FL350R Odyssey (all)
607
39.95
LT250R 88-92
634
39.95
LT250R 88-92
PRO84
61.95
KASEA
LT500R 87
615
46.95
YAMAHA
Skyhawk 50 01-04
1008-0092
27.95
LT500R 88-90
637R
39.95
YFS200 Blaster 88-06
PRO85
56.95
KAWASAKI
YAMAHA
YFZ350 Banshee 87-06
PRO86 1
56.95
KXF80 03-06
1008-0044
21.95
YT125 thru 82
603
33.95
1 Two sets required.
KXF250 (all)
615
46.95
YT125 83-87
605
39.95
KXT250 (all)
615
46.95
YT175 82
603
33.95
REPLACEMENT PRO SERIES REEDS
POLARIS
YT175 83-87
605
39.95
FOR RAD VALVE # PART #
SUG. RETAIL
FOR RAD VALVE # PART #
SUG. RETAIL
50 01-06
1008-0092
27.95
YFS200 88-05
630R
33.95
RAD35A
PRO142
$56.95
RAD04A
PRO13
$64.95
250 reed engine
YTZ250 85-86
604
39.95
RAD-36
PRO71
56.95
RAD-25
PRO13
64.95
85-05
607
39.95
YFZ350 87-06
645 1
33.95
RAD62
PRO65
64.95
1 Two sets required.
2017 PARTS UNLIMITED ATV/UTV