ASE A1 Engine Repair Practice Test
21. To repair a small crack in a cast-iron engine block using the metal pinning method use all of the following tools EXCEPT:
- A. A drill bit.
- B. A tap.
- C. A grinder.
- D. A welding rod.
22. Which of the following results in low oil pressure?
- A. A stuck closed oil pressure relief valve.
- B. Worn crankshaft bearings.
- C. A restriction in the oil filter.
- D. A clogged oil pressure relief valve.
23. To inspect an aluminum cylinder head for cracks and warpage, the technician should perform all of the following tasks EXCEPT:
- A. Remove old gasket material with a gasket softener and a plastic scraper.
- B. Clean with an appropriate degreaser and a small brush.
- C. Use magnetic particle inspection to detect cracks.
- D. Use a feeler gauge and a straight edge to check for warpage.

24. The technician in the illustration is checking:
- A. Valve spring installed height.
- B. Valve spring free length.
- C. Valve spring squareness.
- D. Valve spring tension.
25. Technician A says if the teeth on the flywheel's ring gear are worn, the ring gear can be removed and replaced. Technician B says that minor scoring on the surface of a flywheel can be removed by resurfacing. Who is correct?
- A. Technician A
- B. Technician B
- C. Both A and B
- D. Neither A or B