MOTOR GP-PISTON 3417648 - Caterpillar

Removal Procedure
Start By:
Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01145325
Disconnect clamp (3).
Disconnect tube assembly (4) and tube assembly (5). Position tube assembly (4) and tube assembly (5) out of the way of exhaust manifold (2).
Remove locknuts (1), the washers, and the spacers.
Remove exhaust manifold (2). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 5P-3931 Anti-Seize Compound -
B 2P-2333 High Temperature Sealer -
C 165-4638 Guide 3
Illustration 2 g01145325
Illustration 3 g00566145
Apply clean engine oil to the female ends of exhaust manifold (2) before assembly. Apply Tooling (B) to the male ends of exhaust manifold (2) before assembly. Remove excess sealer from the assembled joint.
Apply Tooling (A) to the studs prior to assembly. If necessary, install the studs and tighten to a torque of 35 5 N m (26 4 lb ft).
Position exhaust manifold (2) on the engine. Note: Use Tooling (C) in at least one oversize hole per manifold section in order to align the exhaust manifolds. Do not remove Tooling (C) until removal is required to tighten the locknuts.
Install the spacers, the washers, and locknuts (1). Tighten locknuts (1) in a numerical sequence to a torque of 20 3 N m (15 2 lb ft). Tighten locknuts (1) again in a numerical sequence to a torque of 38 5 N m (28 4 lb ft).
Connect tube assembly (4) and tube assembly (5).
Connect clamp (3). End By:
Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install".