What is the engine displacement of the Henderson HP Four?

The Henderson HP Four has an engine displacement of 934.0 ccm (56.99 cubic inches).

What is the top speed of the Henderson HP Four?

The Henderson HP Four has a top speed of 97.0 km/h (60.3 mph).

Henderson HP Four Price, Specs, Review

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Review

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The Henderson 7 HP Four (1912) represents an early example of motorcycle engineering, featuring a 934cc four-cylinder engine. This engine configuration was relatively advanced for its time, providing smoother power delivery than single or twin-cylinder alternatives. With a top speed of 97 km/h (60 mph), it was considered a fast and capable machine for the era. The design of the 7 HP Four reflects the motorcycle technology of the early 20th century. The expanding brake (drum brake) on the front wheel provided the primary means of stopping, showcasing the limitations of braking systems at the time. The motorcycle's overall construction emphasizes simplicity and robustness, prioritizing reliability over advanced features. Targeted towards motorcycle enthusiasts and those seeking a powerful and reliable machine, the Henderson 7 HP Four played a significant role in the development of early motorcycle technology. Its four-cylinder engine and relatively high top speed made it a desirable option for riders seeking performance and touring capabilities.

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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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Estimated average for 934cc class: 35-50 mpg (5.0-7.0 L/100km)

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Insurance Class

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Insurance grouping for Henderson HP Four (934cc):

📋 Group 15-20+ — performance class, higher premiums

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Insurance Calculator (UK est.)

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Personalised premium estimate for the Henderson HP Four (UK rates):

💡 Estimate based on UK market averages. For real quotes, compare on Compare the Market, MoneySuperMarket, GoCompare.

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Buy New & Used

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Find new and used Henderson HP Four listings:

🛒 eBay Motors 🏍️ Cycle Trader 🇬🇧 Auto Trader UK 🔍 Google Listings

💡 Third-party listings. MotoBike Info is informational only.

👤 Final premium varies by rider age, history, location.

Henderson HP Four

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