YAMAHA ATV's YFM 50 NEW! Raptor YFM 80 Breeze YFA 125 Blaster YFS 200 Banshee YFZ 350 Warrior YFM 350 YFZ 450 NEW! Raptor YFM 660R E-TON ATV's Viper JXL 40 Viper RXL 50 Viper RXL 90 Ranger DXL 90 Challenger CXL 150  W-TEC BETA BUGGY OFF-ROAD BIKES PW50 PW80 TT-R90 TT-R125 TT-R125LW  ALL ACCESSORIES AND E-TON ATV RANGE ARE AVAILABLE THROUGH YOUR LOCAL DEALER.

KEIHIN CARBURETORS
Banshee 34mm Keihin Carb Kit	Banshee 35mm PWK Carb Kit
Work best with professionally ported cylinders. If used with stock cylinder porting, compression should be raised 10-20%. Example: Install PowerHead with smaller domes	Work best with professionally ported cylinders. If used with stock cylinder porting low RPM power will be lost, compression must be raised 10-20%. Example: Install PowerHead with smaller domes
Keihin 36mm PJ Carburetor	Keihin 37.3mm PJ Carburetor
Works well with either stock or modified engines	Works with either stock or modified engines. But is recommended for modified engines
Keihin 39mm PWK Carburetor	Keihin 38mm PWK Air Stryker
TRX 250-LT 250 Works with either stock or modified engines. But performs best with modified engines running higher compression than stock LT 500 Works well with either stock or modified engines.
Blaster Keihin 34mm Carburetor	Blaster Keihin 35mm PWK Carb
Work best with professionally ported cylinders. If used with stock cylinder porting, compression should be raised 10-20%. Example:To raise compression without porting DRI can rechamber the stock head to raise compression.
AIR FILTERS
K&N AIR FILTERS
In the opinion of Duncan Racing, when cleaned and oiled properly, the K&N filter provides the best protection against dirt, while allowing the highest performance potential for any engine available for all performance-oriented ATV models.

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