Reference Data CB450

Honda CB450-K5

Engine

Dimension

Cylinder

Air cooled. Four stroke DOCH twin cylinder

Overall lengh

2,100 mm (82..7 in.)

Cylinder arrangement

Vertical, parallel twin

Overall with

800 mm (31.5 in.)

Bore and stroke

70 x 57.8 mm (2.756x2.276 in.)

Overall Hight

1,100 mm (44.9 in.)

Cubic capacity

444cc (27.09 cu in.)

Wheelbase

1,300 mm (54.3 in.)

Compression ratio

9.0 : 1

Seat hight

815 mm (32.1 in.)

Brake horse powe

45 @ 9,000 RPM 43 @ 8,000 RPM

Ground clearance

135 mm (5.3 in.)

Max. moment

3.88 kgm-38Nm @ 7500 rpm

Curb weight

195 kg (430 lb.)

Top Speed

Speed 0-100 km/h (quatermile)

180 Km/h (112 mph)

12 seconds (13.2 seconds)

Dry weight

179 kg (395 lb)

Carburetor

Constant velocity type, Twin Keihin

Engine Tune-up Specifications

Valve train

Chain-driven DOCH

Valve clearance

0.03mm (0.0012 in.)

Fuel system and lubrication

Spark plug types

NGK B-8ES, ND W24ES

Fuel tank capacity

13.5 litres (3.2 gallon)

Spark plug Gap

0.7-0.8mm (0.028-0.032 in.)

Fuel reserve Capacity

1.8 litres (3.8 U.S. pt.)

Breaker point gab

0.3-0.4mm (0.012-0.016 in.)

Oil capacity

2.8 lit. (5.9 U.S pt)

Idle speed

1,000 rpm

Lubrication system

Forced and wet sump

Electrical system

Engine oil

SAE 10W-40W (all temp)

Battery

12 volt, 12 Ah Fuse 15 A

Fork Oil

K5-K7, 135-145cc

(automatic transmission fluid)

Generator

A.C. generator, 120 W/4000 rpm

Brake Fluid

Marked "DOT" 3 or 4 or "J1703"

Headlight

12V, 35/50watt

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Tail/stoplight

12 V, 5/21watt

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urn signals

12V, 21watt

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Instrument lights

12V, 5watt

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Tires

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Front/Rear  (Pressure under

200 lb)

28 psi/28 psi

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Front/Rear  (Pressure over 200 lb)

28 psi/34 psi

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Size front

3.25 x 19

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Size rear

3.50 x 18

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