acura Workshop Repair Guides

Acura (Honda) Workshop Service and Repair Manuals

Piston Ring, Engine|Specifications|Page 2441 > < Piston, Engine|Removal|Page 2437
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Piston Ring: Specifications

PISTON RING GAP:

Top Ring:

Standard (New) .................................................................................................................................................  0.20 - 0.35 mm (0.008 - 0.0014 inch)
Service Limit .............................................................................................................................................................................  0.60 mm (0.024 inch)

Second Ring:

Standard (New) ...................................................................................................................................................  0.40 - 0.55 mm (0.016 - 0.022 inch)
Service Limit .............................................................................................................................................................................  0.70 mm (0.028 inch)

Oil Ring:

Standard (New) .....................................................................................................................................................  0.20 - 0.70 mm (0.08 - 0.028 inch)
Service Limit .............................................................................................................................................................................  0.80 mm (0.031 inch)

RING TO GROOVE CLEARANCE

Top Ring:

Standard (New) ...........................................................................................................................................  0.035 - 0.060 mm (0.0014 - 0.0024 inch)
Service Limit .............................................................................................................................................................................  0.13 mm (0.005 inch)

Second Ring:

Standard (New) .............................................................................................................................................  0.30 - 0.055 mm (0.0012 - 0.0022 inch)
Service Limit .............................................................................................................................................................................  0.13 mm (0.005 inch)

Piston Ring, Engine|Specifications|Page 2441 > < Piston, Engine|Removal|Page 2437