1、crankcase oil foaming test

2、crankcase emission control system

3、crankcase compression engine

4、Positive crankcase ventilation (PCV)

5、The crankcase ventilation system carries fresh air through the crankcase.

6、Worn crankcase piston rod seals.

7、crankcase ,for internal combustion aircraft engines

8、diaphragm between crankcase top and cylider liner

9、The crankcase ventilation system for4- stroke motorcycle should be improved.

10、 The oil is leaking out from the crankcase.

11、The fresh-air inlet was usually the crankcase breather cap.

12、All automobile engines now built are equipped with the positive-crankcase ventilation system of crankcase emission control.

13、All modern automotive engines need to be equipped with crankcase forced ventilation system to control harmful contamination of crankcase.

14、One-piece cylinder and crankcase assembly provides superior engine rigidity and light weight.

15、The ignition will cause a tremendous rise of pressure in the crankcase, which will open the crankcase relief v/ v momentarily.

16、The crankcase is the lower part of the engine cylinder block.

17、Question: What concentration of additives might be found in typical diesel engine crankcase oil?

18、an internal-combustion engine having cylinders arranged radially around a central crankcase.

19、A graduated rod for measuring the depth or amount of liquid in a container, as of oil in a crankcase.

20、Backseating the valve stops any flame from traveling through the valve and connecting hose into the crankcase.

21、The four places in the automobile from which pollutants can escape are the fuel tank, carburetor, crankcase and tail pipe.

22、The positive crankcase ventilation valve and gas caps with air-pollution control valves reduce volatile organic compound loss.

23、The engine crankcase and block are usually cast into one piece and therefore can be seem as the largest and most intricate piece of metal in automobile.

24、The paper introduces technical reform experience for crankcase production line from 1997 to now, with stress on summarizing the application of new technology and process.

25、This pressure closes the reed valve so that further downward movement of the piston compresses the trapped air-fuel mixture in the crankcase.

26、"Also, lubricating system Service and Maintenance jobs include changing oil, servicing the oil-pressure relief valve and the crankcase ventilator valve, changing the oil filter, and servicing the oil pump and the oil-pressure indicator."

27、The crankshaft revolves in bearings located in the engine crankcase, but the number of bearings used usually depends on the number of cylinders in the engine, and the design of the engine.

28、After a considerable period of time, oil, gas and other PCV valves in its internal deposition, PCV into clay colloid valve jam, thereby improving the crankcase internal gas pressure.