acura Workshop Repair Guides

Acura (Honda) Workshop Service and Repair Manuals

Piston Ring, Engine|Specifications|Page 2620 > < Piston Pin, Engine|Specifications|Page 2616
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Piston Ring: Specifications

Piston rings 

Ring-to-groove clearance 

Top 

Standard or New ...................................................................................................................................  0.055 - 0.080 mm (0.0022 - 0.0031 inch) 
Limit ....................................................................................................................................................................................  0.13 mm (0.005 inch)

Second 

Standard or New ...................................................................................................................................  0.030 - 0.055 mm (0.0012 - 0.0022 inch) 
Limit ...................................................................................................................................................................................  0.13 mm (0.005 inch) 

Ring end gap 

Top 

Standard or New ...........................................................................................................................................  0.20 - 0.35 mm (0.008 - 0.014 inch) 
Limit ....................................................................................................................................................................................  0.60 mm 10.024 inch)

Second 

Standard or New .........................................................................................................................................  0.40 - 0.55 mm (0.0016 - 0.022 inch) 
Limit ....................................................................................................................................................................................  0.70 mm (0.028 inch)

Oil 

Standard or New ...........................................................................................................................................  0.20 - 0.70 mm (0.008 - 0.028 inch) 
Limit ...................................................................................................................................................................................  0.80 mm (0.031 inch) 

Piston Ring, Engine|Specifications|Page 2620 > < Piston Pin, Engine|Specifications|Page 2616