Honda CR250R 2004 Owner's Manual
  1. Manuals
  2. Brands
  3. Honda Manuals
  4. Motorcycle
  5. CR250R 2004
  6. Owner's manual

Honda CR250R 2004 Owner's Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

IMPORTANT NOTICE
THIS MOTORCYCLE IS DESIGNED AND MANUFACTURED FOR COMPETITION USE ONLY AND IS SOLD
"AS IS" WITH NO WARRANTY. IT DOES NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY
STANDARDS AND OPERATION ON PUBLIC STREETS, ROADS, OR HIGHWAYS IS ILLEGAL.
STATE LAWS PROHIBIT OPERATION OF THIS MOTORCYCLE EXCEPT IN AN ORGANIZED RACING OR
COMPETITIVE EVENT UPON A CLOSED COURSE WHICH IS CONDUCTED UNDER THE AUSPICES OF A
RECOGNIZED SANCTIONING BODY OR BY PERMIT ISSUED BY THE LOCAL GOVERNMENTAL
AUTHORITY HAVING JURISDICTION.
FIRST DETERMINE THAT OPERATION IS LEGAL.
OPERATOR ONLY, NO PASSENGERS.
This motorcycle is designed and constructed as an operator-only model. The motorcycle load limit and
seating configuration do not safely permit the carrying of a passenger.
READ THIS MANUAL CAREFULLY.
Pay special attention to statements preceded by the following words:
Indicates severe personal injury or death will result if instructions are not followed.
Indicates a strong possibility of severe personal injury or death if instructions are not followed.
CAUTION:
Indicates a possibility of personal injury or equipment damage if instructions are not followed.
NOTE: Gives helpful information.
This manual should be considered a permanent part of the motorcycle and should remain with the
motorcycle when resold.

Advertisement

Table of Contents
loading

Related Manuals for Honda CR250R 2004

Summary of Contents for Honda CR250R 2004

  • Page 1 IMPORTANT NOTICE THIS MOTORCYCLE IS DESIGNED AND MANUFACTURED FOR COMPETITION USE ONLY AND IS SOLD “AS IS” WITH NO WARRANTY. IT DOES NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARDS AND OPERATION ON PUBLIC STREETS, ROADS, OR HIGHWAYS IS ILLEGAL. STATE LAWS PROHIBIT OPERATION OF THIS MOTORCYCLE EXCEPT IN AN ORGANIZED RACING OR COMPETITIVE EVENT UPON A CLOSED COURSE WHICH IS CONDUCTED UNDER THE AUSPICES OF A RECOGNIZED SANCTIONING BODY OR BY PERMIT ISSUED BY THE LOCAL GOVERNMENTAL...
  • Page 2 All information in this publication is based on the latest product information available at the time of approval for printing. Honda Motor Co., Ltd. reserves the right to make changes at any time without notice and without incurring any obligation.
  • Page 3 TO THE NEW OWNER By selecting a Honda motocross CR250R as your new The purpose of this Owner’s Manual is to help ensure Read this WARNING LABEL before you ride. motorcycle, you have placed yourself in a distinguished that you obtain the greatest possible satisfaction from family of motorcycle owners and riders.

  • Page 4: Table Of Contents

    CONTENTS • Reed Valve ..........28 1. OPERATING INSTRUCTIONS ......13. CLEANING ............80 Fuel ..............14. STORAGE............81 • Cylinder Head/Cylinder/Piston ..... 29 • To Prepare The Motorcycle For Basic Operation ..........• Starting The Engine ....... Storage ........... 81 •...

  • Page 5: Operating Instructions

    20.0 thoroughly mixed before filling the fuel tank. under certain conditions. Perform this operation in 20.81 22.0 USE PRO Honda HP2 2-STROKE OIL (32:1) OR AN a well-ventilated area with the engine stopped. Do 22.71 24.0 EQUIVALENT. not smoke or allow flames or sparks in the area...

  • Page 6: Basic Operation

    BASIC OPERATION Warm Engine Starting: Break-In Procedure Help assure your CR’s future reliability and perform- 1. Turn the fuel valve ON. Starting The Engine ance by paying extra attention to how you ride during 2. Shift the transmission into neutral. the first operating day or 15 miles (25 km).

  • Page 7: Controls

    1. OPERATING INSTRUCTIONS CONTROLS FRONT BRAKE LEVER CLUTCH LEVER THROTTLE GRIP ENGINE STOP BUTTON FUEL FILL CAP KICKSTARTER CHOKE KNOB FUEL VALVE REAR BRAKE PEDAL SHIFT LEVER...

  • Page 8: Control Adjustment

    Clutch Lever Position 3. Loosen the lock nut and turn the integral cable CONTROL ADJUSTMENT adjuster to adjust the clutch lever free play 3/8 – 3/4 Clutch Lever Free Play CAUTION: in (10 – 20 mm) at the tip of lever. Tighten the lock nut. •...

  • Page 9: Throttle Grip

    23 — adjuster all the way in and back out one turn. 24, refer to the Honda Service Manual, or see your Tighten the lock nut, install the dust cover and make authorized Honda dealer for clutch disassembly the adjustment with the carburetor top adjuster.

  • Page 10: Front Brake Lever

    Tighten the top bolts first. Refer to the Honda Service Manual or see your author- ized Honda dealer for brake bleeding. CAUTION: •...

  • Page 11: Handlebar Position, Width & Shape

    Handlebar Position, Width & Shape Additional Individualized Adjustments • • Initial suspension adjustments should be performed Position the handlebar so that both gripping the bar after a minimum of two hours of easy break-in time. and operating the controls are comfortable while Complete information on suspension adjustment is both seated and standing, while riding straight given in the Suspension Adjustment section.

  • Page 12: Specifications

    2. SPECIFICATIONS Item English Metric Item English Metric Item English Metric Dimension Engine Drive train Overall length 85.5 in 2,180 mm Type Liquid cooled, 2-stroke Final reduction 3.846 Overall width 32.4 in 1,263 mm Single 9° inclined from Left foot-operated return Cylinder arrangement Gear shift pattern vertical...

  • Page 13: Optional Parts

    OPTIONAL PARTS LIST FRAME Remarks FRAME Remarks These parts and tools may be ordered from your au- Driven sprocket < >: Drive chain links Shock spring thorized Honda dealer. Standard 50 Teeth, Aluminum. Standard 285.6 lbf/in (5.1 kgf/mm) <114> CARBURETOR Remarks...

  • Page 14: Service And Maintenance

    PRE-RIDE INSPECTION CHECK LIST MAINTENANCE SCHEDULE Pre-ride Inspection Perform the Pre-ride Inspection at each scheduled maintenance period. I: Inspect and Clean, Adjust, Lubricate or Replace if necessary. C: Clean. R: Replace. L: Lubricate. • FREQUENCY Every 3 Every 9 If the Pre-ride and Pre-race inspection are not Each race races races...

  • Page 15: General Service Information

    Check spoke tension and rim lock nut securely. them to the specified torque using a crisscross pattern. • Use genuine Honda parts or their equivalent when servicing your CR. • Clean parts in non-flammable cleaning solvent when disassembling. Lubricate any sliding surface, O- rings, and seals before reassembling.

  • Page 16: After Race Maintenance

    AFTER RACE MAINTENANCE A variety of reasonably priced cleaning brushes are Some condensation can form within the transmission available from variety, drug, food and hardware stores cavity as well. This is natural and just one more reason It is important to the long term performance of your CR that are extremely useful in removing dirt from the you should change the transmission oil often.

  • Page 17: General Maintenance

    Follow the serv- icing instructions in the Maintenance section. Use Pro Honda Foam Filter Oil or an equivalent. Be sure to grease the air cleaner flange where it contacts the air cleaner housing. Honda White Lithium Grease, or an equivalent, is handy for this because any dirt that penetrates this sealing area will show up clearly.
  • Page 18 Throttle Control: Remove the throttle control every shorts or corrosion. Additional corrosion protec- few rides, clean the inside of the drum and the tion is offered by using Honda Dielectric Grease on • Ignition: Remove the alternator cover and keep it handlebar thoroughly, and apply a light coating of all electrical connections.
  • Page 19 Use Honda Moly 60 Paste (U.S.A. the suspension. Refer to the Honda Service Manual. only) or molybdenum disulfide paste (containing Use only Pro Honda HP Fork Oil 5W or equivalent more than 40% molybdenum disulfide additive). which contains special additives to assure maxi- mum performance of your CR’s front suspension.

  • Page 20: Maintenance Preparations

    MAINTENANCE PREPARATIONS Seat Installation FUEL TANK 1. Slide the seat front prong onto the seat bracket and SEAT Fuel Tank Removal the seat rear prong onto the tabs by pushing down 1. Turn the fuel valve OFF. Seat Removal and forward on the seat in each of these areas. 2.
  • Page 21 4. SERVICE AND MAINTENANCE 8. Disconnect the fuel line from the fuel valve. Fuel Tank Installation 6. Install the shrouds, collars and shroud B bolts. The fuel line leading to the carburetor must be dis- 7. Install the collars and shroud A bolts. 1.

  • Page 22: Subframe

    SUBFRAME Subframe Installation 4. Install the side covers, side cover bolts and collars. 5. Install the seat (page 17). 1. Loosely attach the upper and lower ends of the Subframe Removal subframe to the mainframe while connecting the 1. Remove the seat (page 17). expansion chamber to the muffler with the sealing 2.

  • Page 23: Maintenance Procedures

    7. After inspecting the oil level or adding oil, tighten Recommended transmission oil the oil check bolt and filler cap securely. Use Pro Honda HP Trans Oil, Pro Honda GN4 or HP4 TORQUE: 7 lbf ft (10 N m, 1.0 kgf •...

  • Page 24: Coolant

    Cooling system inspection COOLANT 2. Add coolant up to the filler neck if the level is low. 1. Check the cooling system for leaks (see the Honda Coolant Recommendation NOTE: Service Manual for troubleshooting of leaks). • Inspect the coolant level before each outing. A Use Pro Honda HP coolant or an equivalent high quality 2.

  • Page 25: Spark Plug

    If you want to check the If the electrodes appear burnt, or the insulator is white ignition timing, refer to the Honda Service Manual. (NGK) BR8EV, (DENSO) W24ESR-G or light gray (lean) or the electrodes and insulator are If replacing with any other brand of spark plug, be certain to select the correct reach and heat range.

  • Page 26: Air Cleaner

    7. Allow the air cleaner to dry thoroughly. After dry- ing, soak the air cleaner in clean Pro Honda Foam Filter Oil or an equivalent air cleaner oil. Apply air cleaner oil to the entire surface, inner and outer, and rub it with both hands to saturate the air cleaner with oil.

  • Page 27: Clutch

    4. SERVICE AND MAINTENANCE CLUTCH Remove the six clutch spring bolts and clutch springs. Clutch Spring Measure each clutch spring’s free length. Operation NOTE: • Loosen the bolts in a crisscross pattern in 2 or 3 1. Check for smooth clutch lever operation. SERVICE LIMIT: 1.76 in (44.7 mm) progressive steps.

  • Page 28: Rc Valve

    OUT SIDE Before attempting complete disassembly, we rec- ommend you consult the service manual or your authorized Honda dealer. Mismatching of parts on reassembly can measurably affect full engine per- formance. (1) CLUTCH COVER...
  • Page 29 4. SERVICE AND MAINTENANCE Operating Inspection Exhaust valve Removal Loosen the lock nuts and disconnect the RC valve control cables from the RC valve pulley. NOTE: Remove the RC valve cover bolts and wire clamp. • Remove the cylinder (page 29). Before inspection, clean the engine thoroughly to keep dirt from entering the engine.
  • Page 30 Remove the valve shaft assembly and flap valves from Exhaust Valve Decarbonizing Exhaust valve Installation the cylinder. Remove the carbon deposits from the valve shaft as- Install the flap valve into the slot on the cylinder as sembly and flap valves. shown.
  • Page 31 4. SERVICE AND MAINTENANCE Connect the control cables to the RC valve pulley cut- FRONT RC VALVE CABLE Install the new gasket and RC valve cover and tighten outs on the cylinder. the bolts securely. Turn the RC valve pulley clockwise fully until the RC valve pulley stops against the pin.

  • Page 32: Reed Valve

    REED VALVE Reed Valve Inspection Check the reed valves for damage or fatigue and re- Reed Valve Removal place them if necessary. Remove the reed valve from the crankcase by remov- Replace the reed valves with new ones if the seats are ing the six carburetor insulator mounting bolts.

  • Page 33: Cylinder Head/Cylinder/Piston

    4. SERVICE AND MAINTENANCE Reed Valve Installation CYLINDER HEAD/CYLINDER/PISTON Cylinder Removal Install the gasket to the crankcase. Remove the expansion chamber (page 44). Cylinder Head Removal Install the reed valve to the crankcase as shown. Remove the water hose and left radiator from the Drain the radiator coolant (page 21).
  • Page 34 CAUTION: • Do not damage the piston rings by spreading the ends too far. Piston Inspection We recommend you consult the Service Manual or your authorized Honda dealer for correct service limit measurements. (1) EXHAUST PORT...
  • Page 35 Do not let the clips fall into the crankcase. Place the shop towel back in the crankcase. Cylinder/Piston/Piston Pin/Piston Ring Inspection We recommended you consult the Service Manual or your authorized Honda dealer for correct Service Limit (1) GASKET (3) PISTON RING PINS measurements.
  • Page 36 Lubricate the piston with 2-stroke oil. Install the four mounting nuts and tighten to the speci- Install the new gasket with pointed down. Slip the cylinder over the top of the piston while fied torque. Install the exhaust manifold and tighten the bolts. compressing the rings.
  • Page 37 4. SERVICE AND MAINTENANCE Cylinder Head Installation Install the cylinder head and nuts, tighten the nuts to Install the spark plug and spark plug cap. the specified torque. Install the hanger plate and tighten the bolts. Install the dowel pins. Install the new cylinder head gasket with its“UP”mark TORQUE: 20 lbf ft (27 N...

  • Page 38: Nuts, Bolts, Fasteners

    (toward the engine) to check for play in the Water pump cover steering head bearings. If any roughness or play is Oil check bolt felt, refer to the Honda Service Manual for replace- (1) THROTTLE GRIP ment or adjustment procedures. •...

  • Page 39: Carburetor

    If you are under 1 turn out, the the fuel to the carburetor. Therefore, the fuel filter Pro Honda HP2 2-stroke oil or its equivalent, sea next larger slow jet is needed. should be serviced frequently.

  • Page 40: Front Suspension

    See Section 6 for oil capacity adjust- ment after changing the fork oil. • Use Pro Honda HP Fork Oil 5W or an equivalent which contains special additives to assure maxi- 0.06 in (1.5 mm) mum performance of your CR’s front suspension.

  • Page 41: Rear Suspension

    Service or disposal should only be done by your loose swingarm bearings. There should be no move- authorized Honda dealer or a qualified mechanic, ment. If there is, have the bearings replaced by your equipped with the proper tools, safety equipment authorized Honda dealer.

  • Page 42: Brakes

    Rein- is probably air in the brake system and it must be bled. stall the diaphragm and reservoir cap. Tighten the Refer to the Honda Service Manual or see your author- screws securely. ized Honda motorcycle dealer for brake bleeding.
  • Page 43 4. SERVICE AND MAINTENANCE Front Brake Pads Rear Brake Pads Other Checks Inspect the pads visually through the front wheel to Inspect the pads visually from the rear side of the Make sure there are no fluid leaks. Check for deteriora- determine the pad wear.

  • Page 44: Drive Chain

    DRIVE CHAIN Adjustment Removal, Cleaning and Inspection 1. Loosen the rear axle nut. For maximum service life, the drive chain should be Regular cleaning, lubrication, and proper adjustment 2. Loosen the lock nuts and turn the adjusting bolt cleaned, lubricated, and adjusted before each outing. will help to extend the service life of the drive chain.
  • Page 45 Teeth Teeth bly, hold the chain ends against adjacent rear used in preference to motor oil. Pro Honda Chain Lube sprocket teeth while inserting the master link. In- or an equivalent, or SAE 80 or 90 gear oil is recom- stall the master link retaining clip so that the closed mended.

  • Page 46: Drive Chain Sliders

    DRIVE CHAIN SLIDERS DRIVE CHAIN ROLLERS DRIVEN SPROCKET 1. Check the chain slider for wear. Check the drive chain rollers for wear. Replace them Check the driven sprocket torque values after each If the wear is 3/16 in (5 mm) or more, replace it. if they are smaller than the service limits.

  • Page 47: Expansion Chamber

    4. SERVICE AND MAINTENANCE EXPANSION CHAMBER CONTROL CABLES Inspection Lubrication 1. Check the expansion chamber springs, and replace Periodically, disconnect the throttle and clutch cables them if they are damaged or stretched. at their upper ends. Thoroughly lubricate the cable 2.

  • Page 48: Torque Table

    Footpeg bracket bolts (upper) (lower) Drive chain roller bolt NOTE 4 NOTES: 1. Apply Honda Thread Lock or an equivalent to the threads. 2. Apply oil to the threads and flange surface. 3. Stake. 4. U-nut. & 5. UBS nut.

  • Page 49: Carburetor Adjustment

    5. CARBURETOR ADJUSTMENT • • CARBURETOR Slow Circuit Main Circuit The carburetor used on your CR will seldom experience Fuel is metered by the slow jet and is mixed with air that Fuel is metered by the main jet, jet needle and needle trouble with the standard settings under average load, has been metered by the air screw.
  • Page 50 Disassembly/Assembly 8. Remove the throttle cable and collar from the cable 12. Remove the float bowl plug, float bowl screws and holder. float bowl. 1. Turn the fuel valve OFF. 9. Remove the collar and throttle valve spring from 2. Loosen the connecting tube band. the throttle cable.
  • Page 51 5. CARBURETOR ADJUSTMENT To assemble, reverse the disassembly procedures. Pre-adjustment Checks Adjustment Procedure To install the carburetor, reverse the removal proce- 1. Warm up the engine. Before adjusting carburetor settings, check the follow- dures. 2. Make two or three laps of a course with the standard ing: or corrected jetting (see page 50) and spark plug.
  • Page 52 NOTE: • Honda carburetor jet sizes are numbered in in- 10. Remove the carburetor top, throttle valve and cable crements of 10. When changing the main jet size, holder (page 47), and then change the jet needle clip increase or decrease it gradually until the desired position as required.
  • Page 53 5. CARBURETOR ADJUSTMENT Carburetor Major Adjustments All jetting is based on • Standard Jetting NOTE: • • 32:1 Fuel/Oil Ratio For the following recommendations to be accurate, • Unmodified Engine (Including Porting, Exhaust and Timing) you must use the standard settings as a baseline. Also, don’t change any of the settings until you’ve determined what changes are necessary.

  • Page 54: Tuning For Special Conditions

    TUNING FOR SPECIAL CONDITIONS SPARK PLUG COLORING INDICATIONS Once you’ve adjusted the carburetor for temperature and altitude, it shouldn’t Dark brown to light tan color with — Normal need major readjustment unless race conditions change drastically. However, dry electrode there are some unique atmospheric conditions or race day situations that may require additional adjustments.

  • Page 55: Suspension Adjustment

    6. SUSPENSION ADJUSTMENT RACE SAG The Race Sag dimension is the difference between the Unloaded and the Loaded measurements. Standard Race sag: 3.9 in (100 mm) Standard Race Sag: 3.9 in (100 mm) There are a series of adjustments that should be per- UNLOADED MEASUREMENT formed on a factory-new CR;...

  • Page 56: Rear Suspension

    Both lighter and heavier than standard springs are available for the shock and fork from your authorized Honda dealer. The need for a stiffer or softer than standard shock spring may require the installation of optional rate fork springs as well in order to maintain proper front/rear suspension balance.
  • Page 57 6. SUSPENSION ADJUSTMENT Rebound Damping Compression Damping The rebound damping adjuster has 17 positions or The compression damping may be adjusted in two more. Turning the adjuster screw one full turn clock- stages with separate adjusters. wise advances the adjuster four positions. To adjust the rebound damping to the standard setting, proceed The high speed damping adjuster is effective when as follows:...

  • Page 58: Front Suspension

    FRONT SUSPENSION NOTE: Fork Springs • The inverted fork on your CR features sealed damper The fork springs in CR’s are about right for riders The fork should always be adjusted for the rider’s cartridges with dual (separate air and oil) chambers weighing between 150 and 160 lbs (less riding gear).
  • Page 59 The adjuster is set in the standard position when the • Be sure that the rebound and compression adjust- Service Manual or your authorized Honda dealer adjuster is turned counterclockwise 15 clicks. ers are firmly located in a detent, and not between for this service.
  • Page 60 Remove the handlebar holder nuts, washers, rubber Remove the disc cover by removing the two bolts. Remove the fork protector and brake caliper. mounts and handlebar. CAUTION: • Do not support the brake caliper by the brake hose. CAUTION: • Do not operate the brake lever after the front wheel •...
  • Page 61 6. SUSPENSION ADJUSTMENT Clean the fork assembly, especially the sliding surface Pour the fork oil from the outer tube. Amount of fork oil left in the fork unit: cc of the slider pipe and dust seal. Pour the fork oil from the oil hole of the fork damper. (within damper and spring) minute CAUTION:...
  • Page 62 Pour the recommended fork oil into the outer tube. Fork Oil Capacity: Optional Stiffer (0.46 kgf/mm) Fork Spring Standard (0.44 kgf/mm) Fork Spring RECOMMENDED OIL: Pro Honda HP Fork Oil 5 W or No mark equivalent 2 scribe marks (factory products)
  • Page 63 6. SUSPENSION ADJUSTMENT Tighten the fork lower pinch bolts. Check that the O-ring on the fork damper is in good Temporarily thread the fork damper into the outer tube. condition. Apply the recommended fork oil to the O- Insert both fork legs into the fork clamps. Align the ring.
  • Page 64 Clean the threads of the fork protector bolts and axle Clean the surfaces where the axle and axle clamps Align the brake caliper and hose with the left fork leg, holder thoroughly. contact each other. making sure that the brake hose is not twisted. Apply locking agent to the bolt threads.
  • Page 65 6. SUSPENSION ADJUSTMENT With the front brake applied, pump the fork up and Install the handlebar, rubber mounts, washers and Clean the threads of the disc cover bolts and axle holder handlebar holder nuts and tighten the handlebar holder down several times to seat the axle and check front thoroughly.
  • Page 66 Fork Disassembly Pour the fork oil from the outer tube. Push out the fork center bolt from the axle holder of the Pour the fork oil from the oil hole of the fork damper. slider by pushing the fork damper. Remove the fork as described in Fork Oil Change (pages 55 —...
  • Page 67 6. SUSPENSION ADJUSTMENT Remove the push rod from the fork damper. Damper Oil Change Loosen the fork cap by turning the fork damper using the special tool. CAUTION: Remove the special tool or mechanic’s stopper tool Remove the fork cap from the fork damper. •...
  • Page 68 Tighten the fork cap while holding the cut out of the fork Pour the recommended fork oil into the fork damper. damper. OIL LEVEL: 1.65 — 1.85 in (42 — 47 mm) RECOMMENDED OIL: Pro Honda HP Fork Oil 5 W or TORQUE: 22 lbf ft (29 N m, 3.0kgf •...
  • Page 69 6. SUSPENSION ADJUSTMENT Screw in the lock nut onto the fork damper piston rod Drain the extra oil from the fork damper spring cham- If you can not use compressed air, remove the pressure fully. ber oil hole. release screw on the fork cap. Turn the fork damper upside down for 10 minutes and NOTE: drain the oil from the fork damper spring chamber.
  • Page 70 Fork Assembly Amount of fork oil left in the fork Tighten the lock nut fully and measure the thread unit: cc length as shown. (without damper and spring) Drain the fork oil from the outer tube/slider by placing it upside down. minute STANDARD: 0.43 —...
  • Page 71 6. SUSPENSION ADJUSTMENT Remove the special tool or mechanic’s stopper tool Set the lower end (axle holder) of the slider in a vise Measure the length of the lock nut and center bolt with a piece of wood or soft jaws to avoid to damage. clearance.
  • Page 72 Pour the recommended fork oil into the fork tube. Fork Oil Capacity: Optional Stiffer (0.46 kgf/mm) Fork Spring Standard (0.44 kgf/mm) Fork Spring RECOMMENDED OIL: Pro Honda HP Fork Oil 5 W or equivalent No mark 2 scribe marks (factory products)

  • Page 73: Suspension Adjustments Relating To Specific Track Conditions

    6. SUSPENSION ADJUSTMENT Air Pressure Adjustment SUSPENSION ADJUSTMENTS RELATING TO SPECIFIC The air pressure should be adjusted according to the TRACK CONDITIONS altitude and outside temperature. On soft ground, sand tracks and especially muddy tracks, you want more compression damping force 1.

  • Page 74: Suspension Adjustment Guidelines

    SUSPENSION ADJUSTMENT GUIDELINES Follow the procedures described below to accurately adjust your CR, using the methods described on pages 52 — 69. Remember to make all adjustments in one-click increments. Test ride after each adjustment. Fork Adjustment Adjustments for Type of Track Hard-surfaced track Begin with the standard setting.
  • Page 75 6. SUSPENSION ADJUSTMENT Symptom Action Initial travel too stiff: — Test softer compression damping adjustments in one-click increments. Stiff • Stiff on small bumps while riding at full throttle in a straight line. suspension — Reduce the rebound damping adjustments in one-click increments. •...
  • Page 76 Rear Suspension Adjustment Adjustments for Type of Track Hard-Surfaced track Begin with the standard settings. If the suspension is too stiff/soft, adjust according to the chart below. Sand track Lower the rear end (to improve front wheel stability) by increasing Race Sag (reduce spring preload). Example: —...

  • Page 77: Chassis Adjustments For Track Conditions

    7. CHASSIS ADJUSTMENTS FOR TRACK CONDITIONS 8. GEARING SELECTION Rear End NOTE: Explanation Of Effects On Power Delivery & Traction • Never position the top surface of the triple clamp If you have a problem with rear wheel traction, you can Rather than counting on frequently unreliable, after- more than 0.1 in (2 mm) below the top of the outer run a little bit more preload on the spring.

  • Page 78: Tire Selection

    (before and after) to get an honest pound can make the difference between finishing first how, tools, and an authorized Honda Service appraisal of the changes. Use a stopwatch for consist- or somewhere in the pack. The tires your CR comes Manual, sprocket changing should be done by your ency.

  • Page 79: Maintenance, Tuning & Racing Logbook

    10. MAINTENANCE, TUNING & RACING LOGBOOK Any serious racing effort relies heavily on knowledge Maintenance Records Racing Records gained and compiled from previous racing events. Infor- Regular Maintenance items you’ll want to record in your Information worth recording for this section of your mation such as what gearing was used, weather/ logbook should include: logbook may include:...
  • Page 80 MAINTENANCE, TUNING & RACING LOGBOOK Running Location/ Date Time Event Comments (Jetting, Suspension Settings, Gearing, Chassis Adjustments, Maintenance Performed, etc.) (Make several photocopies of this page for future use)

  • Page 81: Spare Parts & Equipment

    Sockets (3/8-inch drive) Pro Honda HP Trans Oil or Pro Honda GN4 or HP4 riding. In addition to the usual nuts, bolts, washers, Screwdrivers—Blade & Phillips No. 1, 2, 3...

  • Page 82: Troubleshooting

    CHECK are followed by the page number reference in 1. Check ignition INCORRECT (1) Faulty alternator* parenthesis. The items that require use of the Honda timing* (2) Faulty ignition control Service Manual are followed by an asterisk. module* (3) Faulty ignition pulse...

  • Page 83: Cleaning

    13. CLEANING Clean your CR regularly to protect the surface finishes Aluminum Frame Maintenance and inspect damage, wear, and oil seepage. Aluminum corrodes when it comes in contact with When washing your CR, always use water or water and dust, mud and road salt. a mild detergent (such as dishwashing liquid) to avoid discoloring the seat and decals.

  • Page 84: Storage

    3. Fill the fuel tank with pre-mixed fuel (page 2). TO PREPARE THE MOTORCYCLE FOR STORAGE 7. Place your CR on the optional Honda work- 4. Pour a fresh recommended coolant mixture (page stand or equivalent to raise both tires off the 1.

  • Page 85: Wiring Diagram

    15. WIRING DIAGRAM...

  • Page 86: Index

    16. INDEX Additional individualized adjustments ..............8 Handlebar and steering head bearings .............. 35 Adjustment for personal fit ................... 8 Handlebar position, width & shape ..............7 After cleaning lubrication ..................13 Ignition ........................22 After race lubrication ................... 13 Index ........................

  • Page 87: Authorized Manuals

    For purchases outside U.S.A., please write to the address shown below for a quotation. Also available, but not necessary to service your model is the Honda Common Service Manual (Publication No. 61CM001), which explains theory of operation and...
  • Page 88 MEMO...
  • Page 89 MEMO...

Table of Contents