Quantcast FIGURE 3-139.  Measuring Cam Follower Bore Diameter

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ARMY TM 9-2815-255-24 AIR FORCE TO 38G1-95-2 MARINE CORPS TM 2815-24/4 FIGURE 3-139.  Measuring Cam Follower Bore Diameter (5) Measure camshaft bore diameter, refer to FIGURE 3-140.  New diameter is 2.204 to 2.205 inches (55.98 to 56.01  mm).    If  diameter  is  more  than  specified,  install  a  new  engine  block.    New  camshaft  journal clearance  (camshaft  bore  ID  minus  camshaft  journal  OD  is  0.003  to  0.005  inch  (0.08  to  0.13  mm). Maximum clearance is 0.006 inch to (0.15 mm). FIGURE 3-140.  Measuring Camshaft Bore Diameter (6) Measure  balancer  shaft  bushing  bore  diameters  in  engine  block  New  bore  diameter  is  1.625  to  1.626 inches (41.26 to 41.29 mm).  If diameter is more than specified, install oversize balancer shaft bushings. (7) Measure  cylinder  block  top  deck  flatness  using  precision  straightedge,  refer  to  FIGURE  3-141.    New flatness is 0.003 inch (0.08 mm).  If flatness is not as specified, resurface engine block 3-200


 


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