Crankshaft Dimensions
Engine Liter/CID 4.3L/V6-262All specifications given in inches.
Crankshaft Journals
Main Bearing Journal Diameter [11]
Connecting Rod Journal Diameter 2.2487-2.2497
Maximum Out Of Round All 0.0010
Runout Service Limit [02]
Bearing Clearance
Main Bearings [07]
Connecting Rod Bearings [08]
Thrust Bearing 0.0020-0.0070
Connecting Rods
Pin Clearance [03]
Side Clearance 0.0060-0.0140
[02] If main journals are misaligned, crankshaft is bent & must be replaced.
[03] 0.0013-0.0019 inch interference fit.
[07] Production: Front, 0.0008-0.0020 inch; intermediate, 0.0011-0.0023 inch; rear, 0.0017-0.0032 inch. Service: Front, 0.0010-0.0015 inch; intermediate, 0.0010-0.0025 inch; rear, 0.0025-0.0035 inch.
[08] Production, 0.0013-0.0035 inch; service, 0.0020-0.0030 inch.
[11] Front, 2.4488-2.4495 inches; intermediate, 2.4485-2.4494 inches; rear, 2.4480-2.4489 inches.