13. A carburetor is a device which helps in mixing fuel
and air together for facilitating internal combustion
inside an internal combustion engine.
This device passes the mixture of fuel and air to the
intake manifold (a device delivering air/fuel mixture
to the cylinders) of an internal combustion engine
15. MULTI POINT FUEL INJECTION SYSTEM
Advantages of MPFI
1.Excellent cold starting, warm-up (warrnup) and acceleration
ratio.
2. Increase in engine power output
3. Higher torque at lower engine speeds.
4.Low level atmosphere Pollution.
5. Increase in vehicle mileage
6. It is possible to use turbo or super charging system.
7. Air fuel mixture of equal volume and density reaches all
cylinders at the same time.
16. Disadvantages
1.High initial cost
2. Complex mechanism requires skilled and experienced
mechanics.
3.High maintenance cost
4. Computerized electronic equipment is required for engine
checkup and troubleshooting.