| What is... | Answer | % Correct |
|---|---|---|
| the device that produces electricity | alternator | 77%
|
| the part that fires the fuel/air charge | spark plug | 77%
|
| the part that seals two surfaces | gasket | 59%
|
| the part that transfers power from the engine to the gearbox | clutch | 56%
|
| the process in a 4 cycle engine that pulls the fuel air charge into the cylinder | intake | 54%
|
| the part that drives the coolant around the engine | water pump | 54%
|
| the part that keeps the engine lubricated | oil pump | 52%
|
| the abbreviation for an engine with 2 camshafts in the cylinder head | DOHC | 45%
|
| the part that opens the inlet and exhaust valves in a pushrod engine? | rocker | 40%
|
| the element in air that produces NoX if the engine is running too lean | nitrogen | 34%
|
| the part that regulates the flow of coolant | thermostat | 34%
|
| the device that produces up to 40,000 volts | coil | 28%
|
| the 'disc' like part that drives, or is driven by, the fan belt | pulley | 25%
|
| the largest casting in the engine | cylinder block | 9%
|
| the name for the top of the piston | crown | 8%
|