What is the engine displacement of the 1917 Blackburne 4 HP?

The 1917 Blackburne 4 HP has an engine displacement of 499.0 ccm (30.45 cubic inches).

1917 Blackburne 4 HP Price, Specs, Review

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Review

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The Blackburne 4 HP from 1917 represents a significant era in motorcycle history. Powered by a 499cc single-cylinder engine, it embodies the simplicity and robustness characteristic of early motorcycle designs. Its engine displacement suggests a focus on reliable, usable power rather than outright speed, aligning with the road conditions and expectations of the time. Riding a machine like the 1917 Blackburne 4 HP would have been a vastly different experience compared to modern motorcycles. The ergonomics would likely be upright and commanding, designed for navigating rough roads and providing a clear view of the surroundings. Controls would be basic and mechanical, demanding a high level of rider engagement and skill. The target rider for this motorcycle would have been someone seeking dependable transportation, possibly for commuting or light touring. It's a machine that values function over form, appealing to those who appreciate the history and mechanical ingenuity of early motorcycles. Owning and maintaining a 1917 Blackburne 4 HP today would be a labor of love, a connection to a bygone era of motorcycling.

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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 499cc class: 45-60 mpg (4.0-5.5 L/100km)

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Insurance Class

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Insurance grouping for Blackburne 4 HP (499cc):

📋 Group 8-15 — mid-range

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Insurance Calculator (UK est.)

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Personalised premium estimate for the Blackburne 4 HP (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 Blackburne 4 HP 1917 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.

Blackburne 4 HP

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