Engine parts

IC Engine parts

The various parts of engine are listed below:

1) Inlet valve & outlet valve for 4 stroke engine whereas Inlet port & outlet port for 2 stroke engine.

2) Spark plug in case of SI (spark ignition engine) & fuel injector in case of CI (compression ignition engine)

3) Cylinder

4) Piston

5) Water jacket for cooling purpose

6) Gudgeon or piston pin

7) Connecting rod

8) Crank rod

9) Engine shaft


Here, cylinder is made of cast iron or alloy steel through casting.

cylinder head is made of cast iron or aluminium alloy through casting & forging.

Piston is made of cast iron or aluminium alloy through casting & forging.

Piston ring is made of silicon cast iron through casting.

Piston pin is made of forged steel through forging.

Connecting rod is made of forged steel through forging.

Crank shaft is made of aluminium steel through forging.