K 2500 Truck 4WD V8-454 7.4L VIN J SFI (1997)
engine, cylinders, 1, 3, 5, and 7 are, the right bank. Cylinders 2, 4, 6, and 8 are the left bank. The numbers on the connecting and the bearing cap must be
on the same side when installed in the cylinder bore. If a connecting rod is ever transposed from one block or cylinder to another, the new connecting rod
bearings must be fitted and the connecting rods renumbered in order to correspond with the new cylinder number. The connecting rod is not symmetrical
and the outside always faces the outside.
1. Assemble the piston and the connecting rod as follows:
(1) Ensure that the alignment mark on the top of the piston faces the front of the engine block. The connecting rod must be installed in the correct
orientation.
(2) Lubricate the piston pin holes in the piston and the connecting rod with engine oil.
(3) Install the pin guide.
Hold the piston and the connecting rod together. Use the proper pin guide and refer to the manufacturers instructions for proper use.
2. Install the piston pin as follows:
(1) Insert the piston pin into the piston pin hole.
(2) Place the assembly on the piston pin installer.
(3) Adjust the piston pin Installer to the correct length, using the letter number scale on the Installer adjuster.
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Ensure the piston pin impressed into the correct depth. Refer to the manufacturers instructions supplied with the tool for the proper setting.
(4) Lock the adjuster in place with the lock ring.
CAUTION: After the piston pin installer hub bottoms on the support assembly, do not exceed 35000 kPa (5000 psi) or the tool may be
damaged.
(5) Place the adjuster in them piston pin installer.
(6) Press the piston pin into place until the adjustable Installer bottoms in the piston pin installer kit.
(7) Remove the piston and the connecting rod assembly from the piston pin installer.
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Check the piston for freedom of movement on the piston pin.
