On a four stroke engine how many revolutions would the crankshaft turn when the camshaft completes one revolution?

• 0.5

• 1

• 1.5

• 2

How many main bearings are there on a four-cylinder engine?

• 3

• 4

• 5

• 6

The three main types of oil pumps that could be used on a modern diesel engine are

• gear, lift and eccentric vane

• rotor, lift and eccentric vane

• gear, rotor and eccentric vane

• gear, crescent and eccentric vane

Which one of the following tests would be the best way to diagnose a badly sealing exhaust valve?

• Block test

• Emissions test

• Cylinder leakage test

• Coolant pressure test

Which one of the following should be used to check a cylinder head for flatness?

• DTI gauge

• Engineer’s rule

• External Micrometer

• Straight edge and feeler gauges

What is the term given for the distance travelled by the piston in a combustion engine?

• Bore

• Stroke

• Top dead centre

• Bottom dead centre

What percentage of oil is filtered in a full flow lubrication system, when the engine is warm, and the filter is clean?

• 25%

• 50%

• 75%

• 100%

Where would manufacturer’s tolerances be sourced from?

• Job card.

• Labour times.

• Service check list.

• Workshop manual.

Which test equipment could be used to manually check the engines, oil flowing force?

• Low oil test kit.

• Digital multimeter.

• Pressure relief valve tester.

• External oil pressure tester.

Which one of the following pieces of equipment can be used to check for crankshaft end float?

• DTI gauge.

• Micrometer.

• Straight edge.

• Vernier gauge.