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1998 Kawasaki KDX200H4 Catalog [Send This Page to a Friend]



NU-2364ST - Uni-Filter KLX KDX KX Performance Air Filter 1987-2006 Uni-Filter KLX KDX KX Performance Air Filter 1987-2006

Uni Filter air filters are unsurpassed in airflow and are the most cost effective way to increase horsepower and torque. When your engine breathes better it is more responsive and will produce more power. Installing a Uni Filter air filter will protect your engine and help to keep carbs clean by stopping more dirt. Installation is easy - and you can immediately expect increased overall performance over OEM air filters. Uni's revolutionary two-stage design not only flows more air but comes apart for easy cleaning. Simply remove your existing filter, toss it, and drop in a Uni Filter.

Uni High Performance Air Filters Facts

Open cell industrial grade filter foam represents the latest advance in air filtration technology. This section describes how and why it works so well when compared to the other three types also in common use. An optimum air filtering system is very inexpensive insurance against untimely replacement of rings, valves, bearings, and fouled spark plugs. These items represent very significant maintenance costs. Additional benefits are provided by higher performance, better gas mileage, and lower emission products.

With an engine operating at the optimum air-fuel ratio of 15 or 16 to 1 (air volume to gasoline vapor volume), it normally means that 10,000 to 15,000 'gallons' of air are sucked into the cylinders for every gallon of liquid gasoline in the tank. The exact volume of air, of course, depends on the engine displacement, RPM, and miles per gallon. For example, a 2800cc engine turning 2600 RPM at 55 MPH got 26 miles per gallon, and used 23,000 gallons of air per gallon of gasoline in the tank. You can imagine what 23,000 gallons of air and dust going into your engine every half hour would do if you had no air filtration at all.

Paper Filtration

Pleated paper elements are used by more vehicles than any other type for these reasons:

1. They are the least expensive for the manufacturer to install as original equipment from the factory.

2. For the largest percentage of operating conditions (street and highway driving) they perform well enough to satisfy the owner/driver at minimal acceptable levels.

3. The elements are dry, easy to handle, and convenient to replace.

4. Since they are 'throw away' items (cannot be cleaned for reuse), they represent a large and profitable part of the replacement market, while occupying our landfills.

Paper filters are a stacked matting of fibers creating a random weave approximately 1/2mm thick, and rely on the 'screening' effect to stop dirt particles. Airflow per square inch is so poor that the paper must be pleated using many feet of material to make a filter. All dirt or dust particles must be caught on the surface or not at all. Each time a particle is caught, it stops up a hole. From the moment you start your engine, you have a rapidly decreasing air flow rate. Paper also has two other big drawbacks for off-road use. Any moisture reaching the element causes the fibers to swell, reducing airflow even more. Another is the possibility of rupture. Paper is not a very strong material, especially where it is creased to form each pleat. Intake manifold backfires, or cleaning attempts with compressed air, usually rupture the paper leaving the filter ineffective.

Pleated Gauze or Fabric Filtration

This is another screen type that is only 1mm thick. If the dirt is not stopped on the surface, it is not stopped at all. These filters are sold on the pretense that they maintain an oil curtain for the air to pass through, thereby catching all dirt particles. It is impossible to maintain an oil curtain. The oil soaks the threads of the gauze or cloth, but does not span the openings; otherwise, the air could not get through. The dirt particles that do hit the threads have a good chance of being caught; the others simply go through. The reason the filter does not look dirty on the inside is because the dirt went into the engine. You can easily demonstrate this fact yourself by coating the inside of your housing or carb throat with a thin layer of grease to trap some of the dirt not caught by the filter or you can place a foam filter inside the gauze element to prove the same thing.

The one advantage that this type of element has over paper is greatly reduced airflow restriction; however, poor filtration efficiency is the price you pay. When dirt builds up, filtering action improves, but now the airflow is poor like paper elements.

Open Cell Filter Foam

The development of this special foam represented a major advancement in air filtration technology. Foam air filters now combine great airflow capability, huge dust holding capacity, and very high filtration efficiency for extremely small particles.

Fully reticulated (open pore) foam is a honeycomb of tiny, interlocking cells of uniform size, which create an impossible journey for dirt particles since there are no straight-through passageways. Each passageway (16 to 25mm long) is like hundreds of very small centrifugal/oil bath filters connected one to another. In this way, foam traps and holds the particles throughout the entire volume of foam. This is why they are referred to as 'full depth' filters in contrast to the paper or gauze elements, which are screens, or 'surface type' filters. The cell strands stop the dirt, while the oil film holds the dirt like fly paper until removed for cleaning.

For the following Kawasaki motorcycles:

1987 Kawasaki KX500C1
1987 Kawasaki KX250E1
1987 Kawasaki KX125E2
1988 Kawasaki KX500D1
1988 Kawasaki KX250F1
1988 Kawasaki KX125F1
1989 Kawasaki KX500-E1
1989 Kawasaki KX250-G1
1989 Kawasaki KX125G1
1989 Kawasaki KDX200E1
1990 Kawasaki KX500-E2
1990 Kawasaki KDX200E2
1991 Kawasaki KX500-E3
1991 Kawasaki KDX250D1
1991 Kawasaki KDX200E3
1992 Kawasaki KX500-E4
1992 Kawasaki KDX250D2
1992 Kawasaki KDX200E4
1993 Kawasaki KX500-E5
1993 Kawasaki KLX650R-A1
1993 Kawasaki KLX650-C1
1993 Kawasaki KDX250D3
1993 Kawasaki KDX200E5
1994 Kawasaki KX500-E6
1994 Kawasaki KLX650R-A2
1994 Kawasaki KLX650-C2
1994 Kawasaki KLX250SR-E2 (UK)
1994 Kawasaki KLX250G1 (UK)
1994 Kawasaki KLX250ES-F1 (UK)
1994 Kawasaki KLX250-D2
1994 Kawasaki KDX250D4
1994 Kawasaki KDX200E6
1995 Kawasaki KX500-E7
1995 Kawasaki KLX650R-A3
1995 Kawasaki KLX650-C3
1995 Kawasaki KLX250SR-E3 (UK)
1995 Kawasaki KLX250G2 (UK)
1995 Kawasaki KLX250ES-F2 (UK)
1995 Kawasaki KLX250-D3
1995 Kawasaki KDX250D5
1995 Kawasaki KDX200H1
1996 Kawasaki KX500-E8
1996 Kawasaki KLX650R-D1
1996 Kawasaki KLX650-C4
1996 Kawasaki KLX650-B1 (Australia)
1996 Kawasaki KLX300RA1 (UK)
1996 Kawasaki KLX250SR-E4 (UK)
1996 Kawasaki KLX250ES-F3 (UK)
1996 Kawasaki KLX250-D4
1996 Kawasaki KDX220SR-B3 (UK)
1996 Kawasaki KDX220R-A3 (UK)
1996 Kawasaki KDX200H2
1997 Kawasaki KX500-E9
1997 Kawasaki KLX650R-D2
1997 Kawasaki KLX650-C5 (UK)
1997 Kawasaki KLX300-A2
1997 Kawasaki KLX250SR-E5 (UK)
1997 Kawasaki KLX250ES-F4 (UK)
1997 Kawasaki KLX250-D5 (UK)
1997 Kawasaki KDX220SR-B4 (UK)
1997 Kawasaki KDX220R-A4
1997 Kawasaki KDX200H3
1998 Kawasaki KX500-E10
1998 Kawasaki KLX300-A3
1998 Kawasaki KLX250J1 D-Tracker (UK)
1998 Kawasaki KLX250H1 (UK)
1998 Kawasaki KLX250-D6 (UK)
1998 Kawasaki KDX220SR-B5 (UK)
1998 Kawasaki KDX220R-A5
1998 Kawasaki KDX200N4 (UK)
1998 Kawasaki KDX200H4
1999 Kawasaki KX500-E11
1999 Kawasaki KLX300-A4
1999 Kawasaki KLX250J2 D-Tracker (UK)
1999 Kawasaki KLX250H2 (UK)
1999 Kawasaki KDX220SR-B6 (UK)
1999 Kawasaki KDX220R-A6
1999 Kawasaki KDX200H5
2000 Kawasaki KX500-E12
2000 Kawasaki KLX300-A5
2000 Kawasaki KLX250J3 D-Tracker (UK)
2000 Kawasaki KLX250H3 (UK)
2000 Kawasaki KDX220R-A7
2000 Kawasaki KDX200H6
2001 Kawasaki KX500-E13
2001 Kawasaki KLX300-A6
2001 Kawasaki KLX250J4 D-Tracker (UK)
2001 Kawasaki KLX250H4 (UK)
2001 Kawasaki KDX220R-A8
2001 Kawasaki KDX200H7
2002 Kawasaki KX500-E14
2002 Kawasaki KLX300-A7
2002 Kawasaki KLX250H4 D-Tracker (UK)
2002 Kawasaki KDX220R-A9
2002 Kawasaki KDX200H8
2003 Kawasaki KX500-E15
2003 Kawasaki KLX300-A8
2003 Kawasaki KDX220R-A10
2003 Kawasaki KDX200-H9
2004 Kawasaki KX500-E16
2004 Kawasaki KLX300-A9
2004 Kawasaki KLX250H6 D-Tracker (UK)
2004 Kawasaki KDX220R-A11
2004 Kawasaki KDX200-H10
2005 Kawasaki KLX300-A10
2005 Kawasaki KLX250M2 D-Tracker (UK)
2005 Kawasaki KDX220R-A12
2005 Kawasaki KDX200-H11
2006 Kawasaki KLX300A6F
2006 Kawasaki KDX200-H6F

Item #: NU-2364ST
Price: $23.95 US Dollars

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