2-57. When  inserting  new  piston  pin bushings,   what are the three things you must check? 1. Alignment, clearance, and appearance 2. Cleanliness,  appearance,  and clearance 3. Appearance,  alignment,  and cleanliness 4. Cleanliness,  alignment,  and clearance 2-58. Crankshaft  journals  that  exceed the  specified  tolerances  for out-of-roundness  should  be refinished by which of the following  means? 1. Stoning 2. Grinding 3. Filing 4. Scraping 2-59. A rough spot or slight score on a crankshaft  journal  should  be removed by dressing with which of the  following  materials? 1. A fine sandpaper 2. A  crocus  cloth 3. A  fine  oilstone 4. Both   2   and   3   above 2-60. What  instrument  is  used  to  take crankweb  deflection  readings? 1. A  feeler  gauge 2. An outside micrometer 3. A  strain  gauge 4. A  gauge  block 2-61. Impending  bearing  failures  may  be indicated by which of the following  factors? 1. Lower  than  normal  lubricating oil  pressure  and  temperature 2. Higher  than  normal  lubricating oil  pressure  and  temperature 3. Lower than normal lube oil pressure  and  higher  than normal  lube  oil  temperature 4. Higher  than  normal  lube  oil pressure  and  lower  than  normal lube  oil  temperature 2-62. What  is  the  recommended  corrective action  for  journal  bearings  that have  small  raised  surfaces  or minor  pits? 1. Replace  the  bearing 2. Stone  down  the  raised  surfaces and fill in the pits with solder 3. Grind the surfaces with a hand grinder 4. Smooth  down  the  surfaces  with a  bearing  scraper 2-63. Before  installing  new  or  restored bearings, what should you do? 1. Wipe oil on the journal surfaces  only 2. Wipe oil on the bearing surfaces  only 3. Ensure  that  the  surfaces  are clean and place a film of clean oil on both the journals and  bearing  surfaces 4. Clean  the  bearings  with solvent and wipe dry 2-64. Certain  information  is  indicated by markings placed on each half of the  connecting  rod  bearings  when they are removed from an engine. These  markings  ensure  that  the halves  will  be  installed  in  their original  positions. Which or the following is an example of sufficient  and  necessary information being shown by a marking? 1. No.  2  cylinder 2. No. 2 cylinder. upper half 3. No. 2 cylinder, engine No. 311645 4. Upper  half,  engine  No.  311645 2-65. Which  of  the  following  procedures are  acceptable  for  tightening connecting  rod  bolts? 1. Bolt  elongation  and  bearing cap  compression 2. Bearing  cap  compression  and slugging  wrench  tightening 3. Torque  wrench  tightening  and bolt  elongation 4. Slugging  wrench  tightening  and using  a  wrench  extender 15