B. 0.010-in. undersize C. 0.020-in. undersize D. 0.030-in.undersize Question 12 Question 10 12. Technician A says that engine cylinders we 1 pts at the top of the ring travel, Technician B says difference in cylinder boro measurements taken iel and perpendicular to the crankshaft will in 10. Camshaft lift is defined as: cylinder bore taper, Who is right? A. Technician A only A. the distance the valves are open B. Technician B only B. the height of the lobes on the camshaft C. Both A and B C. the time the valves stay closed D. Neither AorB D. the time the valves stay open A. Technician A only A. the distance the valves are open O B. Technician B only B. the height of the lobes on the camshaft O C. Both A and B C. the time the valves stay closed O D. Neither A nor B O D. the time the valves stay open Question 13 Question 11 1 pts 13. A tapping noise can be heard coming upper part of an engine running at idle. Whip 11. Technician A says that a burned valve could be the following could be the cause? A. valve clearance out of adjustment result of too little valve lash. Technician B says exces- B. worn rocker arm shaft sive valve lash could cause very fast camshaft wear C. loose exhaust manifold Who is right? D. all of the above A. Technician A only B. Technician B only C. Both A and B O A. valve clearance out of adjustment D. Neither A orB O B. worn rocker arm shaft O A. Technician A only O C. loose exhaust manifold O B. Technician B only O D. all of the above O C. Both A and B O D. Neither A nor B