acura Workshop Repair Guides

Acura (Honda) Workshop Service and Repair Manuals

Standards and Service Limits|Page 1818 > < Piston, Pin, and Connecting Rod Replacement|Page 1813
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Crankshaft Main Bearing: Specifications
Standards and Service Limits

Crankshaft bearing

Main bearing-to-journal oil clearance

No.1, 2, 4 and 5 journals

Standard or New ....................................................................................................................................  0.017 - 0.041 mm (0.0007 - 0.0016 inch)
Service Limit ...................................................................................................................................................................  0.050 mm (0.0020 inch)

No.3 journal

Standard or New ....................................................................................................................................  0.025 - 0.049 mm (0.0010 - 0.0019 inch)
Service Limit ...................................................................................................................................................................  0.055 mm (0.0022 inch)

Rod bearing clearance

K20A3 engine

Standard or New ....................................................................................................................................  0.020 - 0.050 mm (0.0008 - 0.0020 inch)
Service Limit ...................................................................................................................................................................  0.060 mm (0.0024 inch)

K20Z1 engine

Standard or New ....................................................................................................................................  0.033 - 0.061 mm (0.0013 - 0.0024 inch)
Service Limit ...................................................................................................................................................................  0.072 mm (0.0028 inch)

Standards and Service Limits|Page 1818 > < Piston, Pin, and Connecting Rod Replacement|Page 1813