Automobile Engineering in ME
Incorrect steering axis inclination (S.A.I.) causes

The vehicle to pull to the side of lesser inclination
Generation of a braking effect at tight corners
Tendency to assume toe-out orientation
Poor recovery of the steering wheel after making a turn

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Automobile Engineering in ME
It is necessary to maintain the valve clearances as they

Make the crankshaft turn smoothly
Increase the speed at which the valves move up and down
Reduce the resistance to sliding that occurs between the cam and the tappet
Allow for lengthening of the valves owing to the heat of combustion

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