nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Piston Ring, Engine|Testing and Inspection > < Piston Pin, Engine|Testing and Inspection
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Piston Ring: Specifications

DIMENSIONS

Side Clearance

Top Ring

Standard  ...............................................................................................................................................  0.024 - 0.076 mm (0.0009 - 0.0030 inch)
Limit  .................................................................................................................................................................................  0.11 mm (0.0043 inch)

Second Ring

Standard  ...............................................................................................................................................  0.030 - 0.070 mm (0.0012 - 0.0028 inch)
Limit  ..................................................................................................................................................................................   0.10 mm (0.004 inch)

Oil Ring

Standard  .............................................................................................................................................  0.015 - 0.0185 mm (0.0006 - 0.0073 inch)
Limit  ..................................................................................................................................................................................................................  ---

Ring Gap

Top Ring

Standard  ...................................................................................................................................................  0.21 - 0.40 mm (0.0083 - 0.0157 inch)
Limit  .................................................................................................................................................................................  0.54 mm (0.0213 inch)

Second Ring

Standard  ...................................................................................................................................................  0.50 - 0.69 mm (0.0197 - 0.0272 inch)
Limit  ................................................................................................................................................................................   0.80 mm (0.0315 inch)

Oil Ring (Rail Ring)

Standard  ...................................................................................................................................................  0.20 - 0.69 mm (0.0079 - 0.0272 inch)
Limit  .................................................................................................................................................................................  0.95 mm (0.0374 inch)

 

Piston Ring, Engine|Testing and Inspection > < Piston Pin, Engine|Testing and Inspection