Pro Circuit Keihin Screw - FMS07250 For Yamaha Dirt Bikes 2000-2013 | Honda CRF450R / CRF250R / CRF250X / CRF450X 2002-2009 Bike Type_Indian 50 mm Piston Diameter 47

50 mm Piston Diameter 47

Includes diaphragm cover

Length 270 mm Type Replacement Model Factory Product Name Muffler Inlet Diameter 54 mm Units Each Muffler Material Titanium Riding Style Street End Cap Material Carbon Fiber

Triple nickel plated chrome finish

Optical grade polycarbonate lenses

Pro Circuit Keihin Screw - FMS07250 For Yamaha Dirt Bikes 2000-2013 | Honda CRF450R / CRF250R / CRF250X / CRF450X 2002-2009 Bike Type_Indian 50 mm Piston Diameter 47Features The under the float bowl location of the fuel screw makes it next to impossible to reach Pro Circuit's fuel mixture screw can be turned by hand (without the use of tools) Fits 4 strokes with Keihin pumper carburetors (FCR) Includes O ring (spring not included) Specs Units Each Model FCR Product Name Screw Riding Style Off Road Model Keihin Color Finish Red Material Aluminum Riding Style Adventure Touring Dual Sport Riding Style Street Base