2007 Boss Hoss BHC-3 ZZ4 SS Technical Analysis & Specification Breakdown
At the heart of the 2007 Boss Hoss BHC-3 ZZ4 SS custom - cruiser motorcycle, Boss Hoss features a 5700 cc (347.8 cu in) liquid-cooled v8, four-stroke configuration. In factory specification, peak output is rated at 355 HP (259.1 kW) at 5,250 rpm while maximum torque reaches 405 Nm (298.7 lb-ft) at 3,250 rpm, transferring power to the rear wheel through belt final drive. With a specific output of 62.3 HP per liter and a 2,000 rpm working window between peak torque (3,250 rpm) and peak power (5,250 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the BHC-3 ZZ4 SS measures 499 kg (1100 lbs) dry, translating to a power-to-weight ratio of 0.71 HP/kg (1.41 kg per horsepower). Rider ergonomics and chassis geometry center around a 711 mm (28 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 2,032 mm (80 in) wheelbase engineered for planted straight-line stability.
Within MotoLibrary's Boss Hoss archive, this model family spans 5 indexed model years from 2007 to 2011, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
62.3 HP/L
Power-to-Weight
0.71 HP/kg (1.41 kg/HP)
Power Band Window
3,250–5,250 rpm
Standover Height
711 mm (28 in)
Engine
Displacement5700.0 ccm (347.81 cubic inches)
Engine TypeV8, four-stroke
Engine DetailsV8, four-stroke
Power355.0 HP (259.1 kW)) @ 5250 RPM
Torque405.0 Nm (41.3 kgf-m or 298.7 ft.lbs) @ 3250 RPM
Compression10.0:1
Fuel SystemCarburettor. Holley 750 cfm
CoolingLiquid
Transmission
Final DriveBelt (final drive)
Chassis
Front Suspension63mm inverted forks
Rear SuspensionDual 11.0´ coilover shocks
Wheelbase2032 mm (80.0 inches)
Wheels & Brakes
Front Tyre130/90-16
Rear Tyre230/60-15
Front BrakesDouble disc
Front Brake Ø320 mm (12.6 inches)
Rear BrakesSingle disc
Rear Brake Ø320 mm (12.6 inches)
Dimensions & Weight
Dry Weight499.0 kg (1,100.1 pounds)
Power/Weight0.7114 HP/kg
Seat Height711 mm (28.0 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.