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Piston & Rod Assembly

  1. Each rod is sorted into one of 4 tolerance ranges. Size depends on crank journal bore. Number from 1 to 4 is stamped on side of rod big end. Any combination of numbers from 1 to 4 may be found on any engine.
    NOTE: Reference numbers are for big end bore code and DO NOT  indicate rod position in engine.
  2. Nominal connecting rod big bore size is 1.89" (48.0 mm). Install piston and connecting rod so arrow on top of piston is toward timing belt and numbers marked on connecting rod face timing belt.
NOTE: All replacement piston pins are oversize.
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