LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1993 >> Forward Control 7.4 N >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 4.3L V6 - VIN [Z] >> Engine Specifications >> Crankshaft, Main & Connecting Rod Bearings

Crankshaft, Main & Connecting Rod Bearings

CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS

Application In. (mm)
Crankshaft End Play .002-.006 (.05-.15)
Main Bearings
Journal Diameter
No. 1 2.4484-2.4493 (62.189-62.212)
No. 2 & 3 2.4481-2.4490 (62.182-62.205)
No. 4 2.4479-2.4488 (62.177-62.200)
Journal Out-Of-Round .002 (.05)
Journal Taper .001 (.03)
Oil Clearance
Standard
No. 1 .0008-.0020 (.020-.051)
No. 2 & 3 .0011-.0023 (.028-.059)
No. 4 .0017-.0032 (.043-.081)
Service Limit
No. 1 .0010-.0015 (.025-.038)
No. 2 & 3 .0010-.0025 (.025-.064)
No. 4 .0025-.0035 (.064-.089)
Connecting Rod Bearings
Journal Diameter 2.2487-2.2497 (57.117-57.142)
Journal Out-Of-Round .001 (.03)
Journal Taper .001 (.03)
Oil Clearance .0013-.0035 (.033-.089)