Honda CB 750K (1975)

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The Honda CB 750K (1975) is a motorcycle with a four-stroke, transverse four-cylinder, SOHC, 2 valves per cylinder engine, with a capacity of 736 cc / 44.9 cu in. It has a bore x stroke of 61 63 mm and a compression ratio of 9.0:1. The cooling system is air-cooled, and the lubrication is dry sump. Induction is via 4 x 28mm Keihin carburetors, and the ignition system is battery-operated, with an ignition coil. The bike has a maximum power output of 50 kW / 67 hp @ 8000 rpm and a maximum torque of 44 lb-ft / 60 Nm @ 7000 rpm. The clutch is multi-plate and wet, with a 5-speed transmission and a final drive through a chain. The frame is a tubular steel duplex cradle, with non-adjustable telescopic front forks and a swingarm rear suspension with dual shocks, preload adjustable. The front brake is a single 296 mm disc, and the rear brake is a 179 mm drum. The bike’s dimensions are 2175 mm / 85.6 in (L) x 870 mm / 34.3 in (W) x 1170 mm / 46.1 in (H), with a wheelbase of 1453 mm / 57.2 in and a seat height of 810 mm / 31.9 in. It has a wet weight of 218 kg / 479 lbs, a fuel capacity of 17 L / 4.5 US gal, and a reserve of 5 L / 1.3 US gal. The bike’s average fuel consumption is 6.9 L/100 km / 14.6 km/l / 34.3 US mpg. It has a top speed of 198 km/h / 123.2 mph and a standing 1/4 mile time of 13.5 sec / 100.9 mph. Braking distance at 48 km/h / 30 mph – 0 is 10 m / 32.9 ft, and at 97 km/h / 60 mph – 0 is 41 m / 135.7 ft.

Technische Daten:

Make Model: Honda CB 750 Four K5

Jahr: 1975


Motor: Viertakt-Vierzylinder, quer eingebaut, SOHC, 2 Ventile pro Zylinder.
Capacity: 736 cc / 44.9 cub in.
Bohrung x Hub: 61 63 mm
Verdichtungsverhältnis: 9,0:1
Kühlsystem: Luftgekühlt
Schmierung: Trockensumpf
Induction: 4 x 28 mm Keihin carburetors
Ignition: Battery, ignition coil
Spark Plug: NGK D8ES-L, NDX 24 ES
Starting: Electric, kick
Max Power: 50 kW / 67 hp @ 8000 rpm
Max Torque: 44 lb-ft / 60 Nm @ 7000 rpm
Kupplung: Lamellenkupplung, nass
Getriebe: 5-Gang
Endantrieb: Kette

Gear Ratios: 1st 13.99 / 2nd 9.54 / 3rd 7.45 / 4th 6.14 / 5th 5.26:1
Frame: Tubular steel duplex cradle
Vordere Federung: Teleskopgabel, nicht einstellbar.
Front Wheel Travel: 143 mm / 5.6 in.
Rear Suspension: Swingarm, dual shocks, preload adjustable.
Rear Wheel Travel: 85 mm / 3.3 in.
Front Brake: Single 296 mm disc
Rear Brake: 179 mm Drum
Reifen vorne: 3.25-19
Hinterreifen: 4.00-18
Rechen: 27 Grad
Nachlauf: 95 mm / 3.7 in
Dimensions: Length: 2175 mm / 85.6 in. Width: 870 mm / 34.3 in. Height: 1170 mm / 46.1 in.
Wheelbase: 1453 mm / 57.2 in.
Sitzhöhe: 810 mm / 31.9 in.
Ground Clearance: 140 mm / 5.5 in.
Wet Weight: 218 kg / 479 lbs
Kraftstoffkapazität: 17 L / 4,5 US gal
Reserve: 5 L / 1.3 US gal
Oil Capacity: 3.5 L / 3.7 US quarts

Consumption Average: 6.9 L/100 km / 14.6 km/l / 34.3 US mpg
Braking Distance 48 km/h / 30 mph – 0: 10 m / 32.9 ft
Braking Distance 97 km/h / 60 mph – 0: 41 m / 135.7 ft
Standing 1/4 Mile: 13.5 sec / 100.9 mph
Top Speed: 198 km/h / 123.2 mph

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