K 2500 Truck 4WD V6-262 4.3L VIN Z TBI (1995)
Crankshaft: Specifications
Crankshaft Dimensions
Engine Liter/CID ............................................................................................................................................................................................. 4.3L/V6-262
All specifications given in inches.
Crankshaft Journals
Main Bearing Journal Diameter ................................................................................................................................................................................ [6]
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] 0.0008-0.0016 inch interference fit.
[06] Front No. 1 journal, 2.4484-2.4493 inches; Nos. 2, 3, & 4 journals, 2.4481-2.4490 inches; No. 5 journal, 2.4479-2.4488 inches.
[07] Production: Front, .0008-.0020 inch; intermediate, .0011-.0023 inch; rear, .0017-.0032 inch. Service: Front, .0010-.0015 inch; intermediate,
.0010-.0025 inch; rear, .0025-.0035 inch.
[08] Production, .0013-.0035 inch; service, .0020-.0030 inch.
