1968-1973 Honda CL250 Full Specifications Get to know the 1968-1973 Honda CL250 in exquisite detail with our meticulously crafted motorcycle specifications tables.
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Performance 1968-1973 Honda CL250 Performance Specifications Table Attribute Value Climbing ability 20 o Fuel consumption 127 mpg (average) Braking distance 14.5 m @ 31 mph Minimum turing radius 4,400 mm
Dimensions 1968-1973 Honda CL250 Dimensions Specifications Table Attribute Value Overall length 2,100 mm Overall width 830 mm Overall height 1,090 mm Wheelbase 1,320 mm Ground clearance 180 mm Wet weight 157 kg (fuel and fluids)
Frame 1968-1973 Honda CL250 Frame Specifications Table Attribute Value Frame type Semi-double, cradle Rake / Caster angle 63 ° Trail length 95 mm
Engine 1968-1973 Honda CL250 Engine Specifications Table Attribute Value Power 27 bhp @ 10,000 rpm Torque 20.7 Nm @ 8,000 rpm Engine capacity / displacement 249 cc Engine configuration Twin cylinder, OHC Arrangement Vertical, twin parallel Bore and Stroke 56.0 mm x 50.6 mm Compression ratio 9.5 : 1 Electric start no Engine weight 52.5 Kg (dry)
Valves and Springs 1968-1973 Honda CL250 Valves and Springs Specifications Table Attribute Value Intake valve clearance 0.01 mm - 0.035 mm Intake valve lift 6.876 mm Intake valve concentricty of valve face within 0.03 mm Intake valve stem diameter 6.975 mm - 6.99 mm 6.955 mm (service limit) Intake valve guide diamater 7.00 mm - 7.01 mm (bore) Intake valve guide diameter 7.05 mm (bore service limit) 12.56 mm - 12.57 mm (outer) Intake valve length 98.05 mm - 98.35 mm 97.65 mm (service limit) Intake valve head thickness 0.85 mm - 1.15 mm 0.6 mm (service limit) Exhaust valve clearance 0.03mm - 0.046 mm Exhaust valve lift 6.869 mm Exhaust valve concentricty of valve face within 0.03 mm Exhaust valve stem diameter 6.955 mm - 6.97 mm 6.935 mm (service limit) Exhaust valve guide diameter 7.00 mm - 7.01 mm (bore) 7.05 mm (bore service limit) 12.56 mm - 12.57 mm (outer) Exhaust valve length 96.63 mm - 96.93 mm 96.23 mm (service limit) Exhaust valve head thickness 0.85 mm - 1.15 mm 0.6 mm (service limit) Intake valve spring free length 49.0 mm (outer spring) 47.8 mm (outer spring service limit) 39.8 mm (inner spring) 39.3 mm (inner spring service limit) Intake valve fitted load 62.6 kg - 72.0 kg (valve closed) Exhaust valve spring free length 49.0 mm (outer spring) 47.8 mm (outer spring service limit) 39.8 mm (inner spring) 39.3 mm (inner spring service limit) Exhaust valve fitted load 30.5 kg - 35.1 kg (valve closed)
Valve Train 1968-1973 Honda CL250 Valve Train Specifications Table Attribute Value Type DOHC Layout overhead camshaft Drive type chain driven Rocker diameter 13.0 mm - 13.027 mm (bore)
Cylinder and Piston 1968-1973 Honda CL250 Cylinder and Piston Specifications Table Attribute Value Cylinder bore diameter 56.01 mm - 56.02 mm (bore) 56.11 mm (bore service limit) Cylinder out of round 0.05 mm (service limit) Cylinder taper 0.05 mm (service limit) Piston diameter 55.97 mm - 55.99 mm (outer) Top piston ring to groove clearance 0.03 mm - 0.06 mm 0.18 mm (service limit) Second piston ring to groove clearance 0.015 mm - 0.045 mm 0.165 mm (service limit) Piston pin diameter 14.994 mm - 15.00 mm Piston pin bore diameter 15.002 mm - 15.008 mm 15.05 mm (service limit) Piston ring oil groove width 0.01 mm - 0.045 Top piston ring end gaps 0.15 mm - 0.35 mm 0.075 mm (service limit) Second piston ring end gaps 0.15 mm - 0.35 mm 0.075 mm (service limit)
Clutch and Primary Drive 1968-1973 Honda CL250 Clutch and Primary Drive Specifications Table Attribute Value Reduction ratio 3.714 : 1 Clutch type Multi-plate, wet Clutch spring free length 35.5 mm 34.2 mm (service limit) Plate warpage 0.3 mm (service limit Friction plate thickness 2.62 mm - 2.78 mm 2.3 mm (service limit)
Transmission 1968-1973 Honda CL250 Transmission Specifications Table Attribute Value Type 5 speed, constant mesh Gear ratio 1st gear = 2.353 : 1 2nd gear = 1.636 : 1 3rd gear = 1.269 : 1 4th gear = 1.036 : 1 5th gear = 0.900 : 1
Final Drive 1968-1973 Honda CL250 Final Drive Specifications Table Attribute Value Final drive Chain Final drive ratio 2.625
Lubrication 1968-1973 Honda CL250 Lubrication Specifications Table Attribute Value System type Forced pressure and wet sump Oil capacity 2.0 litres (dry fill)
Cooling System Specifications 1968-1973 Honda CL250 Cooling System Specifications Specifications Table Attribute Value System type Air cooled
Fuel System 1968-1973 Honda CL250 Fuel System Specifications Table Attribute Value Fuel type unleaded 95 RON Fuel tank capacity 9.0 litres
Carburetion 1968-1973 Honda CL250 Carburetion Specifications Table Attribute Value Carburetor type Constant velocity Carburetor manufacturer Keihin
Ignition System 1968-1973 Honda CL250 Ignition System Specifications Table Attribute Value Spark plug type NGK B-8ES
Front Suspension and Steering 1968-1973 Honda CL250 Front Suspension and Steering Specifications Table Attribute Value Type Telescopic fork
Rear Suspension 1968-1973 Honda CL250 Rear Suspension Specifications Table Attribute Value Type Swingarm
Front Brake 1968-1973 Honda CL250 Front Brake Specifications Table Attribute Value Front brake type Internal expansion
Rear Brake 1968-1973 Honda CL250 Rear Brake Specifications Table Attribute Value Rear brake type Internal expansion
Wheels and Tyres 1968-1973 Honda CL250 Wheels and Tyres Specifications Table Attribute Value Front wheel size 19 inch Front tyre size 3.00-18 (4PR) Rear wheel size 18 inch Rear tyre size 3.50-18 (4PR)
Electrical Charging 1968-1973 Honda CL250 Electrical Charging Specifications Table Attribute Value Battery voltage rating 12 volts DC Battery capacity 12 ampere hour (Ah)
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