Competition Wheels & Cycles inc.

Carburetors, Filters & Spark Plugs


Keihin Carburetors
Keihin Pe Carburetors

The carburetors that satisfy millions of people


PE Features

  • With a wide selection of venturi sizes between 20mm and 38mm, you are able to custom match your performance requirement.
  • Chrome plated round slide.
  • High performance at an economical price.
Keihin PJ Carburetors

The best selling carburetor for two stroke engines.


The PJ carburetor has proven itself in the dirt bike market with it's unique oval slide valve. The oval slide enables the engine to respond much quicker than with a conventional round slide carburetor. You benefit with faster acceleration and improved performance.


PJ Features

  • Chromed oval slide for excellent response.
  • Throttle bores sized for more power and improved air flow at low and middle Rpm.
  • Easy to use enricher and speed control.
  • Easy jetting with jetting parts available.
  • Available pre-jetted for most popular makes and mod
Keihin PWK Carburetors

Producing power without compromise


The motocross world knows PWK. Keihin PWK carburetors is the dominant carb on the factory motocross machines. Because of their great performance they come stock on a lot of the leading brand bikes. With these features you can take advantage of Keihin's superior performance.


PWK Features

  • Chromed semi-flat (D) throttle valve for excellent response and more flow at high RPM.
  • Throttle bores sized to give maximum power.
  • Easy jetting with jetting parts available.
  • Quad Vents: Eliminates post jump bog-down from fuel plugged vent passages
  • PWK Air Strikers: Directs air to main nozzle for improved signal and throttle response.
Keihin PWK Carbuerator

An improvement over the best.


PWM Features

  • Shorter overall length for better top end power.
  • New throttle slide design for improved main nozzle signal.
  • Easy access to both the main and slow jets through the bowl plug screw.
  • Single control for both idle speed and enrichner settings.

PWM Carburetors Standard Jetting


Main Jet
Slow Jet
Jet Needle
Thr. Valve
PWM 38MMS64 #175 #50 48CCJ C.A.6.0


Mikuni Carburetors
Mikuni VM Series Carburetors

Mikuni VM Series Round Slide Single Carburetors

These are the most popular high performance singles carburetor in the sport of motorcycling. Mikuni’s VM series round slide single Carburetors have proven themselves as the performance standard for use in any single cylinder motorcycle or ATV applications for motocross, enduro, trial and trail riding, to flat track racing and road racing on both 2-stroke and 4-stroke engines.


Mikuni TM Carburetors

Mikuni TM Pro-series Flat Slide

The TM Pro-Series Carburetors feature proven performance gains with a hand machined venturi area. Testing shows Pro-Series carburetor design will out flow many other factory produced Carburetors by a minimum of 10% or more. This venturi design also provides a higher air speed rate at lower RPM’s which results in a much stronger, smoother, wider power band. Sold pre-jetted or custom jeted.

Mikuni TMX Series Carburetors

Mikuni TMX Carburetors

The TMX series (early) carburetors feature a flat slide design in a smooth bore venturi to provide improved throttle response and wider powerband. Later series (late) TMX feature a flat/oval type slide. Light weight and compact body. TMX series carburetors are vailable in 35mm bore size for 125cc race engines and 38mm bore sizes for 250cc race engines.

K&N Filters
K&N oval air filters

K&N Tapered Cone Air Filters


All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16" (1.5mm) to fit in-between sizes.

K&N round cone air filters

K&N Round Cone Air Filters


K&N's Universal Air Filters are designed and manufactured for a wide variety of applications. Regardless of the angle, offset diameter of the air intake, there is a K&N Universal air filter for your equipment.

K&N oil filters

K&N High Performance Oil Filters


K&N's High-Flow Rate Our oil filters use resin impregnated cellulose filter media. This allows for higher flow rates while providing outstanding filtration.


Compatible with the Latest in Synthetic Engine Oils Our oil filters are ideal for high-end synthetic motor oil. Synthetic motor oil is said to offer improved flow performance at cold temperatures while providing superior protection against thermal degradation.
K&N crankcase filters

K&N Crankcase Vent Filters


Steel Base Crankcase Vent Filters - One Piece Design For Competition Use Steel base crankcase vent filters have vent tubes added to their base. Filters consist of a one piece design with a rubber or chrome top. Filters with mounting studs can be mounted remotely, but require vent hoses and clamps. Filters mounted direct can be pressed into rubber grommets in valve covers. All baseplates are chrome plated. Tubes are zinc.

K&N clean kits

K&N Air Filter Cleaning kits


Recharger Filter Care Service Kits

A six-step maintenance system designed to recharge any K&N Filtercharger® Air Filter. Restores air flow efficiency so your Filtercharger¨ performs like new!


K&N Filtercharger Oil

K&N Air Filter Oil is the only oil specially formulated to work in combination with the cotton fabric in K&N Filtercharger® elements providing a superior air filtration system. When used as directed, it quickly penetrates the filter pleats, where it remains suspended in the cotton fabric. Saturation is maintained until the element is cleaned with K&N Air Filter Cleaner.

NGK Spark Plugs
NGK standard spark plugs

NGK Standard Spark Plugs


The workhorse, at the heart of smooth-running engines around the world.

  • OEM Quality
  • Triple-Gasket Sealing Process
  • Consistent Performance
  • Plug of Choice in Millions of Vehicl
NGK V-Power spark plugs

NGK V-Power® spark plugs


Economical performance and improved ignitability over standard NGK Spark Plugs original equipment manufacturer and racer approved.

  • Lowers ignition system voltage requirements
  • Greater ignitability and performance over conventional spark plugs
  • “Trivalent Metal Plating” has superior anti-corrosion and anti-seizing properties
  • Increased fuel economy and lower emissions
  • Highly durable against electrical and chemical wear
  • Good performance spark plug
NGK G-Power spark plugs

NGK G-Power® Spark Plugs


Improved Fuel Efficiency, Lower Emissions, Quicker Starts.

  • Fine platinum tip reduces required voltage
  • Extremely durable under high heat
  • Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties
  • Faster starts and quicker acceleration
  • Better fuel economy and lower emissions
  • Best platinum spark plug at an economical cost
NGK Iridium IX spark plugs

NGK Iridium IX®


The Spark Plug Serious Enthusiasts Rely On

Designed specifically for the performance enthusiast. Iridium IX® offers extreme ignitability, improved throttle response and superior anti fouling

  • Fine Iridium tip ensures high durability and a consistently stable spark
  • Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines
  • Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties
  • Outstanding acceleration, high fuel efficiency and durability
  • Ultimate design, technology and performance.
NGK Laser Iridium spark plugs

NGK Laser Iridium® Spark Plugs


Laser Iridium® spark plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium / Platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions

  • Laser welded Iridium center electrode tip
  • Platinum disc welded to backside of ground electrode provides long life
  • Trivalent Metal Plating for superior anti-corrosion and anti-seizing
  • Faster starts and quicker acceleration
  • Better fuel economy and lower emissions
  • Best OEM Iridium spark plug available
  • Original Equipment Manufacturer approved design



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Pricing Information:

Competition Wheels and Cycles, Inc.
James and Janet McKenzie
5851 Weddington Road
Concord, NC. 28027
Phone: (704) 906-3238