1986 Benelli 654 Sport

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Specifications
- Category
- Sport
- Displacement
- 604.0 ccm (36.86 cubic inches)
- Displacement (cc)
- 604.00
- Engine details
- In-line four, four-stroke
- Power
- 50.0 HP (36.5 kW) @ 8700 RPM
- Top speed
- 165.0 km/h (102.5 mph)
- Compression
- 9.3:1
- Bore × stroke
- 60.0 x 53.4 mm (2.4 x 2.1 inches)
- Valves/cyl
- 2.0
- Fuel control
- Overhead Cams (OHC)
- Cooling
- Air
- Gearbox
- 5-speed
- Transmission
- Chain (final drive)
- Front tyre
- 3.25-18
- Rear tyre
- 3.50-18
- Front brakes
- Dual disc
- Rear brakes
- Single disc
- Wet weight
- 203.0 kg (447.5 pounds)
- Fuel capacity
- 22.00 litres (5.81 US gallons)
The 1986 Benelli 654 Sport
Sitting in the middle of Benelli's mid-1980s range, the 1986 Benelli 654 Sport was built as a sport tourer for riders who wanted a machine capable of covering real distance without sacrificing the character of a proper Italian-Japanese hybrid. The Benelli-Guzzi-adjacent, Japanese-derived inline-four powerplant gives it enough midrange muscle for confident overtaking and highway cruising, while the chassis leans toward stability over outright agility. This is a bike that rewards a relaxed hand more than aggressive corner-carving, and its fairing and tank capacity point to genuine two-up touring intentions rather than track-day ambitions. Owners tend to describe it as solid and unhurried rather than thrilling. The 1986 model carried over without significant mechanical changes from the prior year — buyers comparing it to a 1985 example should focus on mileage, service history, and condition rather than spec differences. Today, the 1986 Benelli 654 Sport attracts a narrow but genuine audience: riders interested in oddball 1980s European machinery, Benelli loyalists chasing a less common model, and mechanically inclined owners who don't mind sourcing parts for a bike that never had mainstream volume. It's not a speculative investment, just an honest, uncommon ride for someone who values character over resale value.
