Automobile Engineering in ME
Engine misfiring is likely to result from

Incorrect fuel air mixture
Spark plug gap too wide
Vapours lock in the fuel only
Spark plug gap too small

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Automobile Engineering in ME
In a ventilated disc brake

Disc contains many small holes for optimum cooling performance
Caliper is covered with cooling fins
Disc contains radial vanes between its rubbing surfaces for optimum cooling performance
A duct directs air towards the caliper for cooling while the vehicle is moving

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