3406343 | Caterpillar 3406 Cylinder Head Gasket Set, New

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3406343 | Caterpillar 3406 Cylinder Head Gasket Set, New

Product Overview
This heavy-duty replacement component is engineered to meet or exceed OEM specifications for reliable performance and long service life in demanding diesel engine applications. Each unit is manufactured with strict quality control standards to help ensure proper fitment and durability in professional diesel engine rebuild environments.

Kit Contents

Kit: MCB3406343 — Gasket Kit - Cylinder Head
Line No Kit Item No Item Name Qty UOM
1 M-1006178 Gasket - Air Comp 1 EA
2 M-1S4295 Gasket - Turbocharger 1 EA
3 M-1S4810 Gasket - Turbocharger Oil Supp 1 EA
4 M-1S6595 Gasket - Turbocharger Oil Supp 1 EA
5 M-2N8204 Gasket - Int Manifold 6 EA
6 M-2N8630 Gasket 2 EA
7 M-2S2251 Seal - O-ring 6 EA
8 M-3E6772 Grommet - Water 24 EA
9 M-3S5496 Seal - O-ring 4 EA
10 M-3S9643 Seal - Thermostat 1 EA
11 M-4F7390 Seal - O-ring 2 EA
12 M-1090076 Seal - O-ring 1 EA
13 M-4L8337 Seal - O-ring - Air Compressor 1 EA
14 M-4N1156 Gasket - Regulator Housing 1 EA
15 M-4N1320 Gasket - Adapter 2 EA
16 M-4N933 Gasket 1 EA
17 M-4W4014 Gasket - Thermostat Housing 1 EA
18 M-5H7704 Seal - O-ring 2 EA
19 M-5P2060 Seal - Nozzle 6 EA
20 M-5P7204 Seal - O-ring 2 EA
21 M-5S1188 Seal - O-ring - Air Cross 2 EA
22 M-1090078 Seal - Lines Group 6 EA
23 M-6H1871 Seal - O-ring 2 EA
24 M-6I3066 Gasket - Cylinder Head 1 EA
25 M-6I4024 Gasket - Spacer Plate 1 EA
26 M-6L1883 Gasket - Governor 1 EA
27 M-6L9589 Gasket - Aftercooler 2 EA
28 M-7C307 Gasket 1 EA
29 M-7C6188 Gasket - Air Inlet 1 EA
30 M-7N7559 Gasket - Turbocharger Oil 1 EA
31 M-7N8875 Gasket - Turbocharger Oil 1 EA
32 M-8C5196 Seal - O-ring 2 EA
33 M-1090093 Seal - Water Lines Group 1 EA
34 M-8H9204 Washer - Felt - Fuel Pump 6 EA
35 M-8M4437 Seal - O-ring 6 EA
36 M-9H6067 Seal - O-ring 1 EA
37 M-9L9098 Seal - Injector 6 EA
38 M-5P5678-6 Seal - Stock - Valve Cover 1 EA
39 M-1142687 Seal - Oil Lines Group 1 EA
40 M-1143364 Washer - Stat-O-Seal 6 EA
41 M-1144427 Seal - O-ring 1 EA
42 M-1299452 Gasket - Exh Manifold 6 EA
43 M-1H1023 Seal - O-ring 6 EA
44 CG71 PR 1 EA
45 CG71PAD 1 EA

Key Features

  • OE-style fitment for proper installation
  • Durable construction for demanding operating conditions
  • Engineered for dependable heavy-duty diesel performance

About Interstate-McBee
Interstate-McBee is a trusted manufacturer of premium aftermarket diesel engine components. Products are manufactured under ISO 9001:2015 quality management standards and are engineered to meet or exceed OEM specifications. With decades of experience supporting the diesel and gas engine industries, Interstate-McBee components are designed to deliver consistent quality, reliability, and performance for heavy-duty engine applications.

Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part.

    Free Standard ground shipping within the Continental US! If you need your parts in a hurry and would like to get them overnighted or expedited please give us a call and our sales reps will let you know what options are available!

    2 year warranty applies!

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    offer

    Buy Now, Pay Later

    Interest-Free Up To 12M

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    Above The Line

    Customer Service Guaranteed

    offer

    Free Ground Shipping

    On All Orders!

    offer

    Premium Quality Parts

    Manufacturing Since 1973

    offer

    Buy Now, Pay Later

    Interest-Free Up To 12M

    offer

    Above The Line

    Customer Service Guaranteed

    offer

    Free Ground Shipping

    On All Orders!

    offer

    Premium Quality Parts

    Manufacturing Since 1973