Cagiva SX 350 - 1981 Specifications and Reviews

The 1981 Cagiva SX 350 is a lightweight enduro motorcycle designed for off-road enthusiasts and trail riders. Powered by a 342cc single-cylinder engine producing 27 horsepower, it excels in rugged terrain with its nimble handling and modest 139kg weight. Known for reliable performance and affordability, this model represents classic dual-sport capability for recreational adventurers.

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General information

CategoryEnduro / offroad
Year1981
ModelCagiva SX 350
 
 

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox5-speed
Cooling systemAir
Fuel controlPort control
Bore x stroke80.0 x 68.0 mm (3.1 x 2.7 inches)
Compression9.6:1
Power27.00
Stroke2
Engine typeSingle cylinder
Capacity:342.00 ccm (20.87 cubic inches)

Physical measures and capacities

Weight incl. oil, gas, etc139.0 kg (306.4 pounds)

Cagiva SX 350 dimensions and frame

Rear brakesExpanding brake
Front brakesExpanding brake
Rear tyre dimensions4.00-18
Front tyre dimensions3.00-21

Speed and acceleration

Top speed132.0 km/h (82.0 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity9.00 litres (2.38 gallons)

Performance Profile & Rider Fit

27 hp
Peak Power
7.5s
0-60 mph
82 mph
Top Speed

Best For

Track20%
City25%
Cornering55%
Daily Riding20%
Touring15%
Passenger10%

Rider Profile

Best ForBest suited to riders with at least some off-road or dirt bike experience, as its light weight and narrow drum brakes reward confident, active riding rather than casual cruising.
PurposeThis is a purpose-built 1980s enduro machine designed for trails, motocross-style tracks, and rough terrain rather than paved commuting.
Rider FitIts light 139 kg weight and dirt-bike ergonomics make it easy to muscle around and stand on, but the firm suspension and lack of wind protection make long stints physically tiring on tarmac.
CharacterA raw, buzzy two-stroke single with an old-school enduro character that rewards momentum, throttle finesse, and a willingness to get dirty.
Not Ideal ForNot a good fit for riders wanting a comfortable, stable highway tourer or a modern rider seeking strong braking performance and passenger accommodation.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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