What is the engine displacement of the Honda K3?

The Honda K3 has an engine displacement of 89.0 ccm (5.43 cubic inches).

What is the top speed of the Honda K3?

The Honda K3 has a top speed of 80.0 km/h (49.7 mph).

How much does the Honda K3 weigh?

The Honda K3 has a dry weight of 85.0 kg (187.4 pounds).

What is the seat height of the Honda K3?

The Honda K3 has a seat height of 790 mm (31.1 inches) If adjustable, lowest setting..

What is the fuel consumption of the Honda K3?

The Honda K3 has an approximate fuel consumption of 2.50 litres/100 km (40.0 km/l or 94.09 mpg).

Honda K3 Price, Specs, Review

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Review

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The 1978 Honda C90 K3 represents a step up in performance from the smaller C50, while retaining the same focus on practicality. Its 89cc engine produces 6.0 Nm of torque, offering improved acceleration and hill-climbing ability compared to its predecessor. The 3-speed gearbox provides simple and reliable gear changes, while its lightweight construction, at 85 kg, ensures easy handling. With a top speed of 80 km/h, the C90 K3 is well-suited for urban commuting and short-distance travel. The ergonomics of the C90 K3 emphasize rider comfort and convenience. Its upright riding position promotes good visibility and reduces strain, while its seat height of 790mm remains accessible for a wide range of riders. The hydraulically dampened leading link forks offer a smooth ride, absorbing bumps and imperfections in the road. Twin expanding shoe drum brakes provide adequate stopping power. The 1978 Honda C90 K3 is aimed at riders seeking a practical, reliable, and economical motorcycle for urban transportation. Its improved performance over the C50 makes it a more versatile option for commuting and running errands. The C90 K3's enduring popularity is a testament to its functional design and dependable performance, making it a classic choice for riders seeking simple and efficient transportation.

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Pros (Advantages)

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✅ Why buy this bike?

• Extremely lightweight and nimble, perfect for navigating congested city streets and tight turns with ease. • Exceptional fuel economy from the small 89cc engine, ideal for daily commuting and budget-conscious riders. • Honda's legendary reliability ensures minimal maintenance and long-term dependability for the K3 model. • Simple, approachable design makes it an excellent choice for new riders or those seeking an unintimidating motorcycle. • Low seat height and light weight contribute to easy handling and confident maneuvering at slow speeds. • Parts availability for common wear items remains decent due to Honda's widespread global presence.

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Cons (Disadvantages)

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⚠️ Things to consider

• Very limited top speed and acceleration, struggling significantly on highways or with heavier riders. • Lack of power makes it unsuitable for long-distance touring or keeping up with faster traffic. • Minimal passenger comfort and capacity; primarily designed for solo urban riding. • Drum brakes all around provide adequate stopping power but lack the feel and performance of discs. • Basic suspension components offer a less refined ride quality compared to larger, more modern bikes.

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License Class (EU)

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Rule of thumb: under 125cc / 15HP → A1, under 47HP → A2, above → A.

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Fuel Economy & Running Costs

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Manufacturer-quoted consumption: 2.50 litres/100 km (40.0 km/l or 94.09 mpg).

⛽ Tank: 5.50 litres (1.45 US gallons)

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Insurance Class

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