459-1185 Major Overhaul Foundational Kit for 3508 Petroleum Engines{1000} Caterpillar

Engine:

3508 (S/N: 68Z1-UP; 70Z1-UP)

Introduction

This Special Instruction is intended to provide information on the Engine Overhaul Kit Consist and detailed information on specific parts that should be used based on engine arrangements.

This Engine Overhaul Kit may contain extra parts and extra quantities due to the variety of engine arrangements assigned to a given kit. Refer to the corresponding Parts Manual or Disassembly and Assembly manual in Table 1.

Note: This Kit may contain upgraded parts. These upgraded part numbers may be different than what you have in the parts manual or engine, but these parts have been technically reviewed for compatibility with your application.

Note: This kit contains gasket kits and includes additional parts needed to perform an engine overhaul.

Note: For assistance with technical questions, contact your local Cat dealer.

Note: This kit does not contain main bearings, rod bearings and thrust plates.

Note: For more information, visit us at: catlanddrillingsupport.com.

Reference Material

Note: For ordering reference material contact your local Cat dealer.

3508 459-1185 Major Overhaul Kit Consist

Note: For assistance or technical questions contact your local Cat dealer.

Note: Refer to Illustration 1 for location of gasket kits.

3508 Engine Gasket Kit Locations

Illustration 1	g03733744
(1) After Cooler and Lines ( 458-3967 Gasket Kit ) (2) Single Cylinder Head ( 458-3417 Gasket Kit ) (3) Front Structure ( 457-7569 Gasket Kit ) (4) Oil Cooler and Lines ( 457-5251 Gasket Kit ) (5) Rear Structure ( 457-7652 Gasket Kit )

Gasket Kit Consists

Oil Cooler and Lines (457-5251 Gasket Kit)

Refer to Illustration 1.

Front Structure (457-7569 Gasket Kit)

Refer to Illustration 1.

Rear Structure (457-7652 Gasket Kit)

Refer to Illustration 1

Single Cylinder Head (458-3417 Gasket Kit)

Refer to Illustration 1.

Aftercooler and Lines ( 458-3967 Gasket Kit )

Refer to Illustration 1.