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Everything Dirt Bike
Make / Model Specific
Honda
Cr250r Model Changes:1998-2006
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<blockquote data-quote="onefasthonda" data-source="post: 20595" data-attributes="member: 378"><p>2003</p><p></p><p>NEW FOR 2003:</p><p>New cylinder porting. </p><p>New eight-petal reed valve. </p><p>New air intake system offers straighter alignment to produce more direct airflow. </p><p>Redesigned number plate and inner duct. </p><p>New foam gasket between airbox and air boot for better sealing and airflow management. </p><p>New works-shaped expansion chamber. </p><p>New ignition timing settings help broaden the engine's powerband. </p><p></p><p>ENGINE:</p><p>Air intake boot is reshaped for more direct airflow, contributing to strong low-speed engine performance. </p><p>Five-speed close-ratio transmission features thicker second and third gears. </p><p></p><p>SPECIFICATIONS:</p><p>Model: CR250R</p><p>Engine Type: 249cc liquid-cooled single-cylinder two-stroke with electronically controlled RC valve</p><p>Bore and Stroke: 66.4mm x 72mm</p><p>Compression Ratio: 8.5:1</p><p>Induction: Eight-petal crankcase reed-valve</p><p>Carburetion: 38mm Mikuni TMX flat-slide</p><p>Ignition: CDI with three-dimensional mapping and electronic advance</p><p>Transmission: Close-ratio five-speed</p><p>Final Drive: #520 chain; 13T/48T</p><p>Suspension Front: 47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel</p><p>Suspension Rear: Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.6 inches travel</p><p>Brakes Front: Single 240mm disc with twin-piston caliper</p><p>Brakes Rear: Single 240mm disc</p><p>Tires Front: 80/100-21</p><p>Tires Rear: 110/90-19</p><p>Wheelbase: 58.7 inches</p><p>Rake (Caster Angle): 26.73°</p><p>Trail: 106.7mm (4.20 inches)</p><p>Seat Height: 37.08 inches</p><p>Ground Clearance: 13.6 inches</p><p>Dry Weight: 213 pounds</p><p>Fuel Capacity: 2.0 gallons</p></blockquote><p></p>
[QUOTE="onefasthonda, post: 20595, member: 378"] 2003 NEW FOR 2003: New cylinder porting. New eight-petal reed valve. New air intake system offers straighter alignment to produce more direct airflow. Redesigned number plate and inner duct. New foam gasket between airbox and air boot for better sealing and airflow management. New works-shaped expansion chamber. New ignition timing settings help broaden the engine's powerband. ENGINE: Air intake boot is reshaped for more direct airflow, contributing to strong low-speed engine performance. Five-speed close-ratio transmission features thicker second and third gears. SPECIFICATIONS: Model: CR250R Engine Type: 249cc liquid-cooled single-cylinder two-stroke with electronically controlled RC valve Bore and Stroke: 66.4mm x 72mm Compression Ratio: 8.5:1 Induction: Eight-petal crankcase reed-valve Carburetion: 38mm Mikuni TMX flat-slide Ignition: CDI with three-dimensional mapping and electronic advance Transmission: Close-ratio five-speed Final Drive: #520 chain; 13T/48T Suspension Front: 47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel Suspension Rear: Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.6 inches travel Brakes Front: Single 240mm disc with twin-piston caliper Brakes Rear: Single 240mm disc Tires Front: 80/100-21 Tires Rear: 110/90-19 Wheelbase: 58.7 inches Rake (Caster Angle): 26.73° Trail: 106.7mm (4.20 inches) Seat Height: 37.08 inches Ground Clearance: 13.6 inches Dry Weight: 213 pounds Fuel Capacity: 2.0 gallons [/QUOTE]
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Everything Dirt Bike
Make / Model Specific
Honda
Cr250r Model Changes:1998-2006
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