Removal Procedure
- Remove the engine assembly. Refer to Engine Replacement (Except LS9) or Engine Replacement (LS9) .
- Remove the crankshaft balancer. Refer to Crankshaft Balancer Removal (6.2L LS3) .
- Remove the oil level indicator tube. Refer to Oil Level Indicator and Tube Removal (6.2L LS3) .
- Remove the left and right exhaust manifolds. Refer to Exhaust Manifold Removal - Left Side (6.2L LS3) and Exhaust Manifold Removal - Right Side (6.2L LS3) .
- Remove the water pump. Refer to Water Pump Removal (6.2L LS3) .
- Remove the intake manifold. Refer to Intake Manifold Removal (6.2L LS3) .
- Remove the left and right valve rocker arm covers. Refer to Valve Rocker Arm Cover Removal - Left Side (6.2L LS3) and Valve Rocker Arm Cover Removal - Right Side (6.2L LS3) .
- Remove the valve rocker arms and push rods. Refer to Valve Rocker Arm and Push Rod Removal (6.2L LS3) .
- Remove the left and right cylinder heads. Refer to Cylinder Head Removal - Left Side and Cylinder Head Removal - Right Side .
- Remove the valve lifters. Refer to Valve Lifter Removal .
- Remove the oil pan. Refer to Oil Pan Removal (6.2L LS3) .
- Remove the front cover bolts (501).
- Remove the front cover (502) and gasket (503). Discard the old gasket.
- Remove the oil pump, screen, and crankshaft oil deflector. Refer to Oil Pump, Screen and Crankshaft Oil Deflector Removal (6.2L LS3) .
- Rotate the engine in order to align the timing marks (1, 2).
- Remove the camshaft sprocket bolts (206).
- Remove the timing chain (208) from the camshaft sprocket (205), and allow the timing chain to rest on the crankshaft sprocket.
- Remove the camshaft. Refer to Camshaft Removal (6.2L LS3) .