Overhaul Procedure Steps
ENGINE OVERHAULNOTE: This article lists the sequential steps necessary to overhaul the engine.
^ For the specific step listed below, refer to that step under "Repair Instructions". Repair Instructions
1. Draining Fluids and Oil Filter Removal
2. Crankshaft Balancer Removal
3. Crankshaft Balancer Removal (With Z52 Option)
4. Engine Flywheel Removal
5. Clutch Pilot Bearing Removal
6. Oil Level Indicator and Tube Removal
7. Exhaust Manifold Removal - Left Side
8. Exhaust Manifold Removal - Right Side
9. Water Pump Removal
10. Throttle Body Assembly Removal
11. Fuel Rail and Injectors Removal
12. Intake Manifold Removal
13. Engine Coolant Air Bleed Pipe and Hole Cover Removal
14. Engine Block Valley Cover Removal
15. Valve Rocker Arm Cover Removal - Left Side
16. Valve Rocker Arm Cover Removal - Right Side
17. Valve Rocker Arm and Push Rod Removal
18. Cylinder Head Removal - Left Side
19. Cylinder Head Removal - Right Side
20. Valve Lifter Removal
21. Engine Oil Cooler Removal
22. Oil Filter Removal
23. Oil Pan Removal
24. Oil Pan Removal (LS3 with Z52 Option, LS7, LS9)
25. Engine Front Cover Removal
26. Engine Front Cover Removal (LS3 with Z52 Option, LS7, LS9)
27. Crankshaft Rear Oil Seal Housing Removal
28. Oil Pump, Screen and Crankshaft Oil Deflector Removal
29. Oil Pump and Crankshaft Oil Deflector Removal (LS3 with Z52 Option, LS7, LS9)
30. Timing Chain and Sprocket Removal
31. Timing Chain and Sprocket Removal (LS3 with Z52 Option, LS7)
32. Camshaft Removal
33. Camshaft Removal (LS3 with Z52 Option, LS7, LS9)
34. Piston, Connecting Rod, and Bearing Removal
35. Crankshaft and Bearing Removal
36. Engine Block Plug Removal
37. Engine Block Cleaning and Inspection
38. Cylinder Boring and Honing
39. Crankshaft and Bearing Cleaning and Inspection
40. Crankshaft Balancer Cleaning and Inspection
41. Engine Flywheel Cleaning and Inspection
42. Piston and Connecting Rod Disassemble
43. Piston, Connecting Rod, and Bearing Cleaning and Inspection
44. Piston and Connecting Rod Assemble
45. Camshaft Bearing Removal
46. Camshaft and Bearings Cleaning and Inspection
47. Camshaft Bearing Installation
48. Camshaft Timing Chain and Sprocket Cleaning and Inspection
49. Camshaft Timing Chain and Sprocket Cleaning and Inspection (LS3 with Z52 Option, LS7, LS9)
50. Valve Rocker Arm and Push Rod Cleaning and Inspection
51. Valve Lifter and Guide Cleaning and Inspection
52. Cylinder Head Disassemble
53. Cylinder Head Cleaning and Inspection
54. Valve Guide Reaming, and Valve and Seat Grinding
55. Cylinder Head Assemble
56. Oil Pump Disassemble
57. Oil Pump Disassemble (LS3 with Z52 Option, LS7)
58. Oil Pump Cleaning and Inspection
59. Oil Pump Cleaning and Inspection (LS3 with Z52 Option, LS7)
60. Oil Pump Assemble
61. Oil Pump Assemble (LS3 with Z52 Option, LS7)
62. Piston Oil Nozzle Cleaning and Inspection
63. Engine Front Cover Cleaning and Inspection
64. Engine Front Cover Cleaning and Inspection (LS3 with Z52 Option, LS7, LS9)
65. Crankshaft Rear Oil Seal Housing Cleaning and Inspection
66. Engine Block Valley Cover Cleaning and Inspection
67. Valve Rocker Arm Cover Cleaning and Inspection
68. Valve Rocker Arm Cover Cleaning and Inspection (LS3 with Z52 Option, LS7, LS9)
69. Oil Pan Cleaning and Inspection
70. Oil Pan Cleaning and Inspection (LS3 with Z52 Option, LS7, LS9)
71. Engine Oil Cooler Disassemble
72. Engine Oil Cooler Cleaning and Inspection
73. Engine Oil Cooler Assemble
74. Oil Tank Disassemble
75. Oil Tank Cleaning and Inspection
76. Oil Tank Assemble
77. Intake Manifold Cleaning and Inspection
78. Exhaust Manifold Cleaning and Inspection
79. Engine Coolant Air Bleed Pipe and Hole Cover Cleaning and Inspection
80. Water Pump Cleaning and Inspection
81. Thread Repair
82. Service Prior to Assembly
83. Engine Block Plug Installation
84. Crankshaft and Bearing Installation
85. Piston, Connecting Rod, and Bearing Installation
86. Camshaft Installation
87. Camshaft Installation (LS3 with Z52 Option, LS7, LS9)
88. Timing Chain and Sprocket Installation
89. Timing Chain and Sprocket Installation (LS3 with Z52 Option, LS7)
90. Oil Pump, Screen and Crankshaft Oil Deflector Installation
91. Oil Pump and Crankshaft Oil Deflector Installation (LS3 with Z52 Option, LS7, LS9)
92. Crankshaft Rear Oil Seal Housing Installation
93. Crankshaft Rear Oil Seal Installation
94. Engine Front Cover Installation
95. Engine Front Cover Installation (LS3 with Z52 Option, LS7, LS9)
96. Crankshaft Front Oil Seal Installation
97. Crankshaft Front Oil Seal Installation (LS3 with Z52 Option, LS7, LS9)
98. Oil Pan Installation
99. Oil Pan Installation (LS3 with Z52 Option, LS7, LS9)
100. Engine Oil Cooler Installation
101. Oil Filter Installation
102. Valve Lifter Installation
103. Cylinder Head Installation - Left Side
104. Cylinder Head Installation - Right Side
105. Valve Rocker Arm and Push Rod Installation
106. Valve Rocker Arm Cover Installation - Left Side
107. Valve Rocker Arm Cover Installation - Right Side
108. Engine Block Valley Cover Installation
109. Engine Coolant Air Bleed Pipe and Hole Cover Installation
110. Intake Manifold Installation
111. Fuel Rail and Injectors Installation
112. Throttle Body Assembly Installation
113. Water Pump Installation
114. Exhaust Manifold Installation - Left Side
115. Exhaust Manifold Installation - Right Side
116. Oil Level Indicator and Tube Installation
117. Clutch Pilot Bearing Installation
118. Engine Flywheel Installation
119. Crankshaft Balancer Installation
120. Crankshaft Balancer Installation (LS3 with Z52 Option, LS7)
121. Engine Prelubing