What is the engine displacement of the 1984 Benelli 900 Sei?

The 1984 Benelli 900 Sei has an engine displacement of 905.00 ccm (55.22 cubic inches).

How much horsepower does the 1984 Benelli 900 Sei have?

The 1984 Benelli 900 Sei produces 80.00 HP (58.4 kW)) @ 8300 RPM of power.

What is the top speed of the 1984 Benelli 900 Sei?

The 1984 Benelli 900 Sei has a top speed of 193.0 km/h (119.9 mph).

1984 Benelli 900 Sei Price, Specs, Review

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Review

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The Benelli 900 Sei 1984 is a classic and iconic motorcycle that stands out for its unique inline six-cylinder engine configuration, setting it apart from other bikes of its era. With a displacement of 906cc, the Sei delivers a smooth and powerful riding experience, making it a favorite among enthusiasts looking for a blend of performance and style. The distinctive design of the 900 Sei, with its six-into-two exhaust system and sleek bodywork, exudes a timeless charm that continues to captivate riders and onlookers alike. Despite its age, the Benelli 900 Sei 1984 remains a sought-after collector's item for motorcycle aficionados who appreciate its historical significance and engineering prowess. The bike's rarity and reputation for reliability further enhance its value, making it a desirable addition to any vintage motorcycle collection. As a true testament to Benelli's innovative spirit and commitment to pushing boundaries, the 900 Sei continues to hold a special place in the hearts of riders who appreciate the finer details and craftsmanship that went into creating this legendary machine.

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Pros (Advantages)
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✅ Why buy this bike?

The Benelli 900 Sei 1984 features a unique inline six-cylinder engine configuration, providing smooth power delivery and a distinctive exhaust note.

It has a stylish and eye-catching design with a distinctive six-into-six exhaust system that sets it apart from other motorcycles of its era.

The bike offers a comfortable riding position with a well-padded seat and ergonomically designed handlebars, making it suitable for long rides.

The Benelli 900 Sei 1984 is known for its good handling characteristics, offering a balanced combination of agility and stability on the road.

It has a strong and durable build quality, with quality components and materials used in its construction, ensuring reliability and longevity for the rider.

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Cons (Disadvantages)
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⚠️ Things to consider

Heavy weight

The Benelli 900 Sei 1984 is known for being quite heavy compared to other motorcycles in its class, which can make it more challenging to handle and maneuver.

Limited aftermarket support

Finding replacement parts or customization options for the Benelli 900 Sei 1984 can be difficult due to its limited aftermarket support.

Complex maintenance

The inline six-cylinder engine of the Benelli 900 Sei 1984 requires more maintenance and expertise to keep it running smoothly compared to simpler engine configurations.

Outdated technology

The technology and features of the Benelli 900 Sei 1984 may feel outdated compared to modern motorcycles, lacking advancements such as ABS or fuel injection.

Reliability issues

Some owners have reported reliability issues with the Benelli 900 Sei 1984, including electrical problems and engine issues, which can lead to frequent repairs and downtime.

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Alternatives
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⚖️ Comparison & Competition

1983 Moto Guzzi Le Mans III

A classic Italian sport bike with a unique transverse V-twin engine layout, offering a great balance of performance and style.

1985 Honda VF1000R

Known for its powerful V4 engine and race-inspired design, this Honda model is a popular choice among sportbike enthusiasts.

1984 Suzuki GSX-R750

An iconic sportbike that revolutionized the industry with its lightweight design and impressive performance, making it a favorite among riders and collectors alike.

1983 Kawasaki GPz900R

Made famous by the movie Top Gun, this Kawasaki model is a high-performance sportbike with a reputation for speed and agility.

1982 Yamaha XJ650 Turbo

A unique offering from Yamaha featuring a turbocharged inline-four engine, providing a thrilling riding experience with a touch of 80s nostalgia

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License Class (EU)
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With 80 HP, requires full Class A license. Riders must be 24+ or have 2 years A2 experience (20+).

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Fuel Economy & Running Costs
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Estimated average for 905cc class: 35-50 mpg (5.0-7.0 L/100km)

⛽ Tank: 17.00 litres (4.49 gallons)

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Insurance Class
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Insurance grouping for Benelli 900 Sei (905cc):

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

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Insurance Calculator (UK est.)
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Personalised premium estimate for the Benelli 900 Sei (UK rates):

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

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Price Estimate
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Estimated price range for the Benelli 900 Sei based on comparable motorcycles:

AVERAGE

$3,003

📊 Category-based (13 motorcycles) · Approximate (USD)

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Buy New & Used
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Find new and used Benelli 900 Sei 1984 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.

⚙️ Full Specifications

No specifications found.

📋 Detailed Review

The Benelli 900 Sei 1984 is a classic and iconic motorcycle that stands out for its unique inline six-cylinder engine configuration, setting it apart from other bikes of its era. With a displacement of 906cc, the Sei delivers a smooth and powerful riding experience, making it a favorite among enthusiasts looking for a blend of performance and style. The distinctive design of the 900 Sei, with its six-into-two exhaust system and sleek bodywork, exudes a timeless charm that continues to captivate riders and onlookers alike. Despite its age, the Benelli 900 Sei 1984 remains a sought-after collector's item for motorcycle aficionados who appreciate its historical significance and engineering prowess. The bike's rarity and reputation for reliability further enhance its value, making it a desirable addition to any vintage motorcycle collection. As a true testament to Benelli's innovative spirit and commitment to pushing boundaries, the 900 Sei continues to hold a special place in the hearts of riders who appreciate the finer details and craftsmanship that went into creating this legendary machine.

🎬 Video Reviews

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📷 Gallery

⚡ Key Specs

Displacement905.00 ccm (55.22 cubic inches)

Power80.00 HP (58.4 kW)) @ 8300 RPM

Top Speed193.0 km/h (119.9 mph)

Fuel Cap.17.00 litres (4.49 gallons)

Gearbox5-speed

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Benelli 900 Sei

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