Correct Answer : Option (D) : prevents engine oil from going into the combustion chamber and returns excess lubricating oil off the cylinder wall through the return holes in the piston to the oil pan
Correct Answer : All of the above
Explanation : Ignition advance can be expressed in terms of any of the following.
Correct Answer : Forged steel
Explanation : Connecting rod is made of forged steel.
Correct Answer : Blow by
Explanation : Blow by is the surging of burned gases from the combustion chamber into the crankcase.