Acura (Honda) Workshop Service and Repair Manuals

Crankshaft: Specifications

Crankshaft Total Indicated Runout: 

Standard (New) .......................................................................................................................................................................  0.03 mm (0.001 inch) max.
Service Limit ...................................................................................................................................................................................  0.05 mm (0.002 inch)

Crankshaft End Play:

Standard (New) .........................................................................................................................................................  0.10 - 0.35 mm (0.004 - 0.014 inch)
Service Limit ...................................................................................................................................................................................  0.45 mm (0.018 inch)

Journal Out-of-Round:

Standard (New) ...................................................................................................................................................................  0.005 mm (0.0002 inch) max.
Service Limit ...............................................................................................................................................................................  0.010 mm (0.0004 inch)

Journal Taper: 

Standard (New) ...................................................................................................................................................................  0.005 mm (0.0002 inch) max.
Service Limit ...............................................................................................................................................................................  0.010 mm (0.0004 inch)

Main Bearing-to-Journal Oil Clearance:

No. 1, 2, 4, 5: 

Standard (New) ...........................................................................................................................................  0.024 - 0.042 mm (0.0009 - 0.0017 inch)
Service Limit .........................................................................................................................................................................  0.050 mm (0.0020 inch)

No. 3: 

Standard (New) ...........................................................................................................................................  0.030 - 0.048 mm (0.0012 - 0.0019 inch)
Service Limit .........................................................................................................................................................................  0.060 mm (0.0024 inch)

Connecting Rod Bearing-to-Journal Oil Clearance: 

B18B1 engine: 

Standard (New) ..........................................................................................................................................  0.020 - 0.038 mm (0.0008 - 0.0015 inch) 
Service Limit ........................................................................................................................................................................  0.050 mm (0.0020 inch) 

B18C1 engine: 

Standard (New) ..........................................................................................................................................  0.032 - 0.050 mm (0.0013 - 0.0020 inch) 
Service Limit ........................................................................................................................................................................  0.060 mm (0.0024 inch) 

B18C5 engine:

Standard (New) ..........................................................................................................................................  0.038 - 0.050 mm (0.0015 - 0.0020 inch) 
Service Limit ........................................................................................................................................................................  0.060 mm (0.0024 inch)