TM  10-3930-638-24&P 4-2.   ENGINE   MAINTENANCE   (cont) f. Pistons and Connecting Rods (cont). STEP LOCATION ITEM ACTION REMARKS REASSEMBLY   (cont) 14 Connecting rod Bearing liner (12) Install Slide liner (12) into position, don’t push (3) in on center of liner. Be sure liner lock engages connecting rod lock groove INSTALLATION 15 16 17 Cylinder  block, Crankshaft a. Measure connect- Measure front and rear to check taper. bottom ing rod journals Refinish  journals  if  taper  exceeds taper 0.001 inch (para 4-2d) b. Measure connect- Measure 90 degrees from above check ing rod journals points.  If  out-of-roundness  exceeds 0.0005 inch refinish journals (para 4-2d) Piston (4) Piston rings (5, 6, Lubricate Use No. 30 oil 7), and piston (4) Cylinder  block, a.  Cylinder  sleeves Lubricate Use No. 30 oil top 4-49