K 1500 Truck 4WD V8-4.8L VIN V (2003)
Push Rod: Specifications
Install the rocker arms and bolts.
Rotate the crankshaft until the number one piston is at Top Dead Center (TDC) of the compression stroke.
In this position, cylinder number one rocker arms will be off lobe lift, and the crankshaft sprocket key will be at the 1:30 position.
The engine firing order is 1, 8, 7, 2, 6, 5, 4, 3
Cylinders 1, 3, 5 and 7 are the left bank.
Cylinder 2, 4, 6 and 8 are the right bank.
With the engine in the number one firing position, tighten the following valve rocker arm bolts:
Tighten the cylinders 1, 2, 7 and 8 exhaust valve rocker arm bolts to 30 Nm (22 ft. lbs.)
Tighten the cylinders 1, 3, 4 and 5 intake valve rocker arm bolts to 30 Nm (22 ft. lbs.)
Rotate the crankshaft 360 degrees.
Tighten the following valve rocker arm bolts:
Tighten the cylinders 3, 4, 5 and 6 exhaust valve rocker arm bolts to 30 Nm (22 ft. lbs.)
Tighten the cylinders 2, 6, 7 and 8 intake valve rocker arm bolts to 30 Nm (22 ft. lbs.)
