440-0842 Major Engine Overhaul Foundational Kit for 3512 Engines{1000} Caterpillar

Pumper:

SPF343C (S/N: R2A1-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: This kit does not contain main bearings, rod bearings, and thrust plates.

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

Reference Material

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

3512 440-0842 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.

3512 Engine Gasket Kit Locations

Illustration 1	g03432337
(1) Turbocharger Installation ( 439-0457 Gasket Kit ) (2) Rear Structure ( 438-9575 Gasket Kit ) (3) Central and Lower Structure ( 438-9354 Gasket Kit ) (4) Front Structure ( 425-9351 Gasket Kit ) (5) Oil Cooler and Lines ( 438-9424 Gasket Kit ) (6) Single Cylinder Head ( 355-0776 Gasket Kit ) (7) Aftercooler and Lines ( 438-9634 Gasket Kit )

Gasket Kit Consists

Single Cylinder Head (355-0776 Gasket Kit)

Refer to Illustration 1.

Aftercooler and Lines ( 438-9634 Gasket Kit )

Refer to Illustration 1.

Oil Cooler and Lines (438-9424 Gasket Kit)

Refer to Illustration 1.

Turbocharger Installation (439-0457 Gasket Kit)

Refer to Illustration 1.

Front Structure (425-9351 Gasket Kit)

Refer to Illustration 1.

Central and Lower Structure (438-9354 Gasket Kit)

Refer to Illustration 1.

Rear Structure (438-9575 Gasket Kit)

Note: 309-4550 Flywheel Housing Gasket is not included in this kit. Caterpillar recommends using Loctite Hi-Temp Flange Sealant in place of the gasket. The sealant must be ordered separately from Loctite. For applications in Europe, Africa and the Middle East, use Loctite 5188. For more information, visit:

Refer to Illustration 1