3406423 | Caterpillar 3406 Cylinder Head Gasket Set, New

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3406423 | 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: MCB3406423 — Gasket Kit - Cylinder Head
Line No Kit Item No Item Name Qty UOM
1 M-1090073 Seal - Water Lines 1 EA
2 M-1662903 Seal - O-ring 6 EA
3 M-1662904 Seal - O-ring 6 EA
4 M-2147568 Seal - O-ring 4 EA
5 M-3590908 Gasket - Cylinder Head 1 EA
6 M-2271204 Shim - Cylinder Head 1 EA
7 M-2722583 Seal - Adapter 1 EA
8 M-2N931 Gasket - Expansion Tank 4 EA
9 M-3E6772 Grommet - Water 24 EA
10 M-3S9643 Seal - Thermostat 1 EA
11 M-4N1156 Gasket - Regulator Housing 1 EA
12 M-1125282 Seal - Water Lines Group 1 EA
13 M-5P840 Seal - O-ring 1 EA
14 M-5P7530 Seal - O-ring 1 EA
16 M-6V1197 Seal - O-ring 1 EA
17 M-6V3917 Seal - O-ring 2 EA
18 M-6V4367 Seal - O-ring 1 EA
19 M-6V5050 Seal - O-ring 1 EA
20 M-6V5100 Seal - O-ring 1 EA
21 M-7M7273 Gasket - Turbocharger 1 EA
22 M-1142687 Seal - Oil Lines Group 1 EA
23 M-8L2786 Seal - O-ring 1 EA
24 M-9X7317 Seal - O-Ring 6 EA
25 M-2303728 Seal - O-Ring 6 EA
26 M-2303775 Seal - O-Ring 6 EA
27 M-9X7430 Seal - O-ring - injector Tube 6 EA
28 M-5P5678-6 Seal - Stock - Valve Cover 1 EA
29 M-1144427 Seal - O-ring 1 EA
30 M-1249052 Gasket - Regulator Housing 1 EA
31 M-1299452 Gasket - Exh Manifold 6 EA
32 M-1422329 Seal - Drainback 1 EA
33 M-1504104 Gasket - Air Lines Group 1 EA
34 M-1632478 Seal - Valve Stem 24 EA
35 CG71 PR 1 EA
36 CG71PAD 1 EA
37 LABEL 4X12 1 EA
38 M-3237347 Seal - O-ring 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