Why it is not possible to take Power card in 4 stroke engine?

Power card is taken at firing TDC.  But, in four stroke engine, piston is twice at the TDC position in one cycle. So, the indicator card is not able to recognise firing TDC. Hence, there are chances of error in power card. So, power card is not taken in four stroke engine.

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Anand Gautam

Anand Gautam is a marine engineer, Graduated from M.E.R.I. Mumbai. He likes to sail onboard ship and is one who is passionate about his job. He loves to share his knowledge, information, and ideas to everyone in a simplified way just for his satisfaction.

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