Allround · 1981

XV 750 Special (reduced effect)

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MotoLibrary Score

50 /100 Balanced

Power

50 HP

Top Speed

161 km/h

Engine

748 ccm

Technical Overview

1981 Yamaha XV 750 Special (reduced effect) Technical Analysis & Specification Breakdown

Engineered by Yamaha for the allround motorcycle segment, the 1981 Yamaha XV 750 Special (reduced effect) pairs a 748 cc (45.6 cu in) air-cooled v2, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 50 HP (36.5 kW) at 6,500 rpm, transferring power to the rear wheel through a 5-speed gearbox and shaft drive (cardan) final drive. With a specific output of 66.8 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the XV 750 Special (reduced effect) measures 227 kg (500 lbs) wet (curb), translating to a power-to-weight ratio of 0.22 HP/kg (4.54 kg per horsepower). The 12-liter (3.2 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 161 km/h (100 mph).

Specific Output

66.8 HP/L

Power-to-Weight

0.22 HP/kg (4.54 kg/HP)

Engine

Displacement 748.0 ccm (45.64 cubic inches)

Engine Type V2, four-stroke

Engine Details V2, four-stroke

Power 50.0 HP (36.5 kW)) @ 6500 RPM

Compression 8.7:1

Bore x Stroke 83.0 x 69.2 mm (3.3 x 2.7 inches)

Valves/Cylinder 2

Fuel Control Overhead Cams (OHC)

Cooling Air

Transmission

Gearbox 5-speed

Final Drive Shaft drive (cardan) (final drive)

Performance

Top Speed 161.0 km/h (100.0 mph)

Wheels & Brakes

Front Tyre 3.50-19

Rear Tyre 130/90-16

Front Brakes Single disc

Rear Brakes Expanding brake

Dimensions & Weight

Weight incl. 227.0 kg (500.4 pounds)

Fuel Capacity 12.00 litres (3.17 US gallons)

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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

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Fuel Capacity

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Brakes

Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.

Transmission

Transmission and final drive affect maintenance, smoothness and everyday usability.

Rider Profile

Who Is This Bike For?

🟡

Intermediate

Requires some riding experience.

🌍

Best For

All-Round & Adventure

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