Benelli 354RS

The Benelli 354 RS was a air-cooled, four-stroke, transverse four cylinder Classic motorcycle produced by Benelli in 1979. Claimed horsepower was 37.95 HP (28.3 KW) @ 10200 RPM. It could reach a top speed of 145 km/h / 90 mph.

Benelli 354RS
Production 1979
Class Classic
air-cooled, four-stroke, transverse four cylinder
Bore / Stroke 50.8mm x 50.8mm
Compression ratio 10.4:1
Top Speed 145 km/h / 90 mph
Horsepower 37.95 HP (28.3 KW) @ 10200RPM
Ignition Battery powered
Transmission 5 Speed
Suspension Front: Telescopic forks
Rear: Singling arm, adjustable shocks
Brakes Front: Single disc
Rear: Single disc
Front Tire 3.00-18
Rear Tire 3.25-18
Fuel Capacity 15.5 liters / 4.1 US gal
Manuals Service Manual

The 1979 MY Benelli 354 RS has, at its heart, an air-cooled, four-stroke, 345cc, transverse four cylinder powerplant mated to a five-speed manual transmission, and can produce a claimed 38 horsepower at 10200 rpm.

It also comes standard with a telescopic fork in the front, adjustable shocks as a rear suspension, a chromed, dual exhaust system, a dual seat, an aerodynamic windshield, lightweight, aluminum-alloy wheels, an analogue instrument cluster, plus a large, round headlamp.


The engine was a Air cooled cooled Four stroke, transverse four cylinder. The engine featured a 10.4:1 compression ratio.


It came with a 3.00-18 front tire and a 3.25-18 rear tire. Stopping was achieved via Single disc in the front and a Single disc in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Singling arm, adjustable shocks. The 354RS was fitted with a 15.5 liters / 4.1 US gal fuel tank.



Make Model Benelli 354RS
Year 1979
Engine Type Four stroke, transverse four cylinder
Displacement 345.5 cc / 21.1 cu in
Bore X Stroke 50 x 44 mm
Compression 10.4:1
Cooling System Air cooled
Induction 4 x Dell'Orto 20mm Ø carburetors
Ignition Battery powered
Starting Electric
Max Power 28.3 kW / 38 hp @ 10200 rpm
Transmission 5 Speed
Final Drive Chain
Front Suspension Telescopic forks
Rear Suspension Singling arm, adjustable shocks
Front Brakes Single disc
Rear Brakes Single disc
Front Tire 3.00-18
Rear Tire 3.25-18
Dry Weight / 168 kg / 370 lbs
Fuel Capacity 15.5 liters / 4.1 US gal
Consumption Average 5.1 L/100 km / 19.6 km/l / 46 US mpg
Standing ¼ Mile 16.3 sec
Top Speed 145 km/h / 90 mph

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