| A-1 Engine Repair Certification Practice Test Answers |
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| 11.
Answer A is wrong. Both Technicians are correct. Answer B is wrong. Both Technicians are correct. Answer C is correct. Scoring on the surface of a flywheel can be removed by resurfacing and the ring gear is often replaceable. Answer D is wrong. Both Technicians are correct. Return Learn more about flywheel inspection. |
| 12.
Answer A is wrong. Answer B is wrong. Answer C is wrong. Answer D is correct. A leaking valve seal will cause oil to leak into the cylinder over time. Return Learn more about valve seals. |
| 13.
Answer A is wrong. Both Technicians are correct. Answer B is wrong. Both Technicians are correct. Answer C is correct. Always make sure the two holes and all bores are in alignment when replacing the crankshaft bearing inserts. Answer D is wrong. Both Technicians are correct. Return Learn more about crankshaft bearings. |
| 14.
Answer A is correct. Use an outside micrometer to check camshaft journal diameter. Answer B is wrong. A crankshaft turns twice for every camshaft revolution. Answer C is wrong. Technician A is correct. Answer D is wrong. Technician A is correct. Return Learn more about camshaft inspection. |
| 15.
Answer A is wrong. Excessive hydraulic lifter preload will cause low manifold vacuum. Answer B is correct. Insufficient lifter preload will cause valve train noise. Answer C is wrong. Technician B is correct. Answer D is wrong. Technician B is correct. Return Learn more about hydraulic lifter preload. |