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Crankshaft, Main Bearings & Connecting Rod Bearings Specifications Audi A6 C5

ApplicationIn. (mm)
Crankshaft End Play
Standard.0028-.0091 (.07-.23)
Service Limit.0098 (.25)
Main Bearings
Journal Diameter
Standard2.5590 (65.00)
Maximum2.5599 (65.022)
Minimum2.5574 (64.958)
First Undersize2.5492 (64.75)
Maximum2.5501 (64.77 2)
Minimum2.5476 (64.708)
Second Undersize2.5394 (64.50)
Maximum2.5402 (64.522)
Minimum2.5377 (64.458)
Third Undersize2.5296 (64.25)
Maximum2.5304 (64.272)
Minimum2.5279 (64.208)
Oil Clearance
Standard.0007-.0018 (.018-.045)
Service Limit.0039 (.10)
Connecting Rod Bearings
Journal Diameter
Standard2.12598 (54.00)
Maximum2.1268 (54.022)
Minimum2.1243 (53.958)
First Undersize2.1170 (53.75)
Maximum2.1169 (53.772)
Minimum2.1144 (53.708)
Second Undersize2.1060 (53.50)
Maximum2.1072 (53.522)
Minimum2.1046 (53.458)
Third Undersize2.096 (53.25)
Maximum2.0973 (53.272)
Minimum2.0948 (53.208)
Oil Clearance (1)
Standard.0006-.0024 (.015-.062)
Service Limit.0047 (.12)
(1) When checking connecting rod bearing oil clearance, tighten connecting rod bolt to 15 ft. lbs. (20 N.m).
(1)When checking connecting rod bearing oil clearance, tighten connecting rod bolt to 15 ft. lbs. (20 N.m).

CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS