![background image](http://html1.mh-extra.com/html/gmc/s-series-1994/s-series-1994_repair-manual_2235929564.webp)
CRANKSHAFT M A IN BEARING SELECTION AND SPECIFICATIONS
6.5L ENGINES
CRANKSHAFT MAIN JOURNAL
CYLINDER & CASE
DIAMETERS
MAIN BEARING BORE DIAMETERS
#1 TO #4
#5
79.850
79.842
79.834
79.842
79.834
79.826
STAMP 3
STAMP 2
STAMP 1
74.917
74.912
1-.026 U.S. IN CASE
1-.013 U.S. IN CASE
1-STD IN CASE
74.925
74.920
1-.026 U.S. IN CAP
1-.026 U.S. IN CAP
1-.026 U.S. IN CAP
BLUE
BLUE
74.925
74.920
1-.026 U.S. IN CASE
1 -.013 U.S. IN CASE
1-STD IN CASE
74.933
74.928
1-.013 U.S. IN CAP
1 -.013 U.S. IN CAP
1-.013 U.S. IN CAP
ORANGE OR RED
ORANGE OR RED
74.933
74.928
1-.026 U.S. IN CASE
1 -.013 U.S. IN CASE
1-STD CASE
74.942
74.936
1-STD IN CAP
1-STD IN CAP
1-STD IN CAP
WHITE
WHITE
T3031
CASE, CAM SHAFT AND CAMSHAFT BEARINGS (m m )
SPECIFICATIONS
€
i.5L ENGINES
#1
#2
#3
#4
#5
Camshaft Journal Diameter O.D.
55.025
55.025
55.025
55.025
51.025
(Diameter Tolerance .055mm
54.970
54.970
54.970
54.970
50.970
Finished Cam Bearing I.D.
55.088
55.088
55.088
55.088
51.083
(Diameter Tolerance .038mm
55.050
55.050
55.050
55.050
51.045
.118
.118
.118
.118
.113
Camshaft Bearing Clearance
.025
.025
.025
.025
.020
59.17
58.92
58.67
58.42
50.42
Cam Bore Diameter (Case)
59.12
58.87
58.621
58.37
50.37
59.30
59.05
58.80
58.55
50.55
Cam Bearing O.D.
59.25
59.00
58.75
58.50
50.50
.18
.18
.18
.18
.18
Press Fig (Bearing to Case)
.08
.08
.08
.08
.08
Note: In order to cover all possible service conditions (i.e., old cam with large journal diameter matched with new
block with small bore diameter), the camshaft and camshaft bearing service specifications are different than pro
duction specifications.
T3034
CRANKSHAFT PIN JOURNALS AND CO NNECTING ROD BEARINGS
CRANKSHAFT PIN
JOURNAL DIAMETER
CONNECTING ROD
BEARINGS
ROD & CAP BEARINGS
COLOR CODES
CONNECTING ROD I.D.
60.913mm
Standard in Rod
.026 U.S.
64.150mm
60.926mm Green
.026 U.S. in Cap
(Green)
64.124mm
60.926mm
Standard in Rod
Standard
60.939mm Yellow
Standard in Cap
(Yellow)
C O N NEC TIN G ROD TO CRANKSHAFT JO URNAL BEARING
58CLEARANCE
CALC58ULATED CLEARANCE
*ACTUAL CLEARANCE
.035mm
.0014"
.045mm
.0018"
.090mm
.0035"
.100mm
.0039"
‘ Actual clearance based upon estimated bearing distortion of 0.01mm.
Summary of Contents for S Series 1994
Page 1: ......
Page 11: ...VIEW A p n n n j VIEW C F7554 Figure 10 Hydra Matic 4L60 E Transmission I D Location...
Page 24: ...NOTES...
Page 26: ......
Page 69: ...NOTES...
Page 71: ...3 2 STEERING...
Page 73: ......
Page 84: ......
Page 102: ...40...
Page 130: ...NOTES...
Page 146: ...NOTES...
Page 162: ...NOTES...
Page 166: ...Figure 5 Removing the Pinion Flange Figure 6 Pressing the Drive Pinion from the Cage...
Page 178: ...Figure 3 Spreading the Differential Case Figure 4 Removing the Differential...
Page 190: ...NOTES...
Page 202: ...NOTES...
Page 206: ...F5785...
Page 212: ...B Button Moved Out of Bearing Bore F5791...
Page 228: ...NOTES...
Page 232: ......
Page 234: ......
Page 236: ...Adjuster 63 Bolt 64 Lock Figure 10 Turning the Adjuster Plug K3 Models...
Page 237: ...Figure 13 Removing the Pinion Seal 39 Bearing Cup Figure 16 Removing the Inner Bearing Cap...
Page 261: ...F7475...
Page 267: ...B Button Moved Out of Bearing Bore F5791...
Page 294: ...NOTES...
Page 300: ...NOTES...
Page 318: ...NOTES...
Page 322: ...SR207LN2 EDS...
Page 324: ......
Page 326: ...OVERHEAD OILING AND RETURN MAIN OIL GALLERY N30005 6A2 J EDS...
Page 368: ...103 153 127 V1200...
Page 370: ......
Page 372: ......
Page 374: ...F9375 Figure 7 Engine Lubrication Diagram Engines Without Balance Shaft...
Page 376: ...Figure 9 Engine Lubrication Diagram Engines With Balance Shaft...
Page 399: ...V2974...
Page 410: ......
Page 412: ...195 196 201 174 252 163 165 164 244 3706r3924...
Page 452: ......
Page 454: ...163 164 V1202...
Page 456: ...20 21x 302 210 4 0 41 2 5 2 5 1 2 51 4 2 e3 54 3 9 252 252 S 255 255 25 6 256 209 V1196...
Page 458: ...100 1 8 4 185 183 177 v 75 201 3706r1204...
Page 460: ......
Page 510: ......
Page 512: ...V2131...
Page 514: ...110 106 106 103 90 93 89 88 87 86 v 7 7 7 7 j A _ 111 f t 2 a a s 53 49 L 47 46 3706r4751...
Page 516: ...259 260 150 237 S lM 180 167180 J 1 82 183 170 169 1 1 78 1 7 9 213212 2 0 7 205 r i 3706r4752...
Page 566: ...NOTES...
Page 574: ...NOTES...
Page 618: ...SPECIAL TOOLS...
Page 620: ...NOTES...
Page 672: ......
Page 682: ......
Page 686: ......
Page 694: ...RH0213 4L60 E...
Page 695: ...657 659 m i J 8092 H J 34196 4 3 34196 5 657 658 665 J 23907 J 7004 1 J 8092 RH0214 4L60 E...
Page 696: ...J 8092 J 34196 4 33 31 J 8092 RH0215 4L60 E...
Page 697: ...SPECIAL TOOLS...
Page 698: ...SPECIAL TOOLS...
Page 758: ...RH0194 4L80 E...
Page 764: ......
Page 770: ...SPECIAL TOOLS...
Page 771: ...SPECIAL TOOLS CONT...
Page 772: ......
Page 775: ......
Page 776: ......
Page 785: ......
Page 804: ...NOTES...
Page 806: ......
Page 808: ......
Page 822: ...3707r5079...
Page 840: ......
Page 848: ...NOTES...
Page 852: ......
Page 860: ...F5435...
Page 866: ......
Page 878: ...F9167...
Page 882: ...16 FrontOutputShaft 18 DrivtQNr 19 DrivenGm t 20 DriveChain 22 FrontOutputBearing V2836...
Page 890: ...F9168...
Page 908: ......
Page 919: ......