Q. The most popular firing order in case of four cylinder in-line I.C. engine is

A
1-2-3-4
B
1-3-2-4
C
1-4-2-3
D
1-3-4-2
Solution:
  • In the case of 4-cylinder engines, the crankpins are 90 degrees apart. So, manufacturers use 1-3-4-2 as firing order for 4-cylinder engines.
  • The most popular firing order in case of four cylinder in-line I.C. engine is 1-3-4-2.
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