Derbi Senda 50
Encyclopedia
The Derbi Senda SM50 is a 50 cc motorcycle
made by spanish company Derbi. It is one of the most popular bikes made by Derbi due to its appeal to young riders and its styling. The bike itself uses a variant of the AM6 minarelli single cylinder two-stroke engine.
case induction and two-stroke injection (automix) carburetor
fueled.
Motorcycle
A motorcycle is a single-track, two-wheeled motor vehicle. Motorcycles vary considerably depending on the task for which they are designed, such as long distance travel, navigating congested urban traffic, cruising, sport and racing, or off-road conditions.Motorcycles are one of the most...
made by spanish company Derbi. It is one of the most popular bikes made by Derbi due to its appeal to young riders and its styling. The bike itself uses a variant of the AM6 minarelli single cylinder two-stroke engine.
Engine
50 cc single cylinder, four-petal reed valveReed valve
Reed valves are a type of check valve which restrict the flow of fluids to a single direction, opening and closing under changing pressure on each face...
case induction and two-stroke injection (automix) carburetor
Carburetor
A carburetor , carburettor, or carburetter is a device that blends air and fuel for an internal combustion engine. It is sometimes shortened to carb in North America and the United Kingdom....
fueled.
- Engine displacementEngine displacementEngine displacement is the volume swept by all the pistons inside the cylinders of an internal combustion engine in a single movement from top dead centre to bottom dead centre . It is commonly specified in cubic centimeters , litres , or cubic inches...
– 49.76 cc - Bore/stroke – 39,88×40 mm
- Compression ratio – 11.5:1
- ClutchClutchA clutch is a mechanical device which provides for the transmission of power from one component to another...
– Wet, multiple plate - Starting – Kickstart
- ExhaustExhaust systemAn exhaust system is usually tubing used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove. The entire system conveys burnt gases from the engine and includes one or more exhaust pipes...
= Catalytic converterCatalytic converterA catalytic converter is a device used to convert toxic exhaust emissions from an internal combustion engine into non-toxic substances. Inside a catalytic converter, a catalyst stimulates a chemical reaction in which noxious byproducts of combustion are converted to less toxic substances by dint... - Rotor Ignition/Generator = 85w/120w
- Cooling system – Liquid-cooled
- Fuel tank size = 7 litres
- Fuel system – CarburetorCarburetorA carburetor , carburettor, or carburetter is a device that blends air and fuel for an internal combustion engine. It is sometimes shortened to carb in North America and the United Kingdom....
Dell'OrtoDell'OrtoDell'Orto is an Italian company, headquartered in Cabiate, specialized in the construction of carburetors and electronic injection systems. The company was founded in 1933 as "Società anonima Gaetano Dell'Orto e figli"...
PVHA 17.5 mm- Main jet = 102
- Needle Jet = A13, notch #2
- Idle jet = 30
- Transmission
- 1st = 1st 11/34
- 2nd = 2nd 15/30
- 3rd = 3rd 18/27
- 4th = 4th 20/24
- 5th = 5th 22/23
- 6th = 6th 23/22
- Primary drive = 21/78
- Sprockets
- Front = 14 Teeth
- Rear = 52 Teeth
- Overall Final Drive ratio = 14/52
- Spark plug = NGKNGKis a Public Company established in 1936 and based in Nagoya, Japan. NGK is involved in the manufacture and sale of spark plugs and related products for internal-combustion engines and new ceramics and applicable products.-Organization:...
BR9ES/BR9EG/BR9EIX- Gap = .6-7 mm
- Wheelbase = 55.354 in (1,406 mm)
- Length = 79.68 in (2,024 mm)
- Width = 80.511 in (2,045 mm)
- Height = 32.677 in (830 mm)
- Tires = Front: 100/80 - 17 inch; Rear: 130/70 - 17-inch
Restriction
Restriction varies depending on the country and dealer, person, or company the bike is purchased from. The engine is usually restricted in the following ways:- CarburetorCarburetorA carburetor , carburettor, or carburetter is a device that blends air and fuel for an internal combustion engine. It is sometimes shortened to carb in North America and the United Kingdom....
- 'Strangle' baffle/plate in Air filterAir filterA particulate air filter is a device composed of fibrous materials which removes solid particulates such as dust, pollen, mold, and bacteria from the air. A chemical air filter consists of an absorbent or catalyst for the removal of airborne molecular contaminants such as volatile organic compounds...
manifold - 74 Main jet
- 'Strangle' baffle/plate in Air filter
- ExhaustExhaust systemAn exhaust system is usually tubing used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove. The entire system conveys burnt gases from the engine and includes one or more exhaust pipes...
- Exhaust fume/pressure outlet pipes
- Catalytic converterCatalytic converterA catalytic converter is a device used to convert toxic exhaust emissions from an internal combustion engine into non-toxic substances. Inside a catalytic converter, a catalyst stimulates a chemical reaction in which noxious byproducts of combustion are converted to less toxic substances by dint...
- Sprockets
- Front; reduced to 11/53 or 12/53