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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Mechanical - 1.8L) >> Cylinder Block >> Assembly >> Piston

Cylinder Block: Assembly: Piston

WARNING: This page is about a different variant/trim than selected.
  1. Install new snap ring on one side of piston pin hole.
    Fig 1: Installing Snap Ring
    G02007713Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Heat piston to 60-70°C (140-158°F) and assemble piston, piston pin, connecting rod and new snap ring.
    • Align the direction of piston and connecting rod. 
    • Numbers stamped on connecting rod and cap correspond to each cylinder. 
    • After assembly, make sure connecting rod swings smoothly. 
      Fig 2: Identifying Marks On Piston & Connecting Rod
      G02007714Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Set piston rings as shown in Fig 3.
    CAUTION:
    • When piston rings are not replaced, make sure that piston rings are mounted in their original position.
    • Install new piston rings either side up if there is no punch mark.
      Fig 3: Identifying Piston Rings
      G02007715Courtesy of NISSAN MOTOR CO., U.S.A.
    • Align piston rings so that end gaps are positioned as shown in Fig 4.
      Fig 4: Positioning Piston Rings
      G02007716Courtesy of NISSAN MOTOR CO., U.S.A.
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