9S566 | Caterpillar D343/D346/D348/D349 Cylinder Head Gasket Set, New

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9S566 | Caterpillar D343/D346/D348/D349 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: M-9S566 — Gasket Kit - Cylinder Head
Line No Kit Item No Item Name Qty UOM
1 M-7B9457 Lock - Nut 10 EA
2 M-4M5397 4 EA
3 M-7M7273 Gasket - Turbocharger 1 EA
4 M-8M7587 Lock - Nut 4 EA
5 M-8M8157 Seal - O-ring 4 EA
6 M-2W863 Gasket 4 EA
7 M-8N8110 Gasket 2 EA
8 M-1S4810 Gasket - Turbocharger Oil Supp 4 EA
9 M-1S6595 Gasket - Turbocharger Oil Supp 2 EA
10 M-1S7104 Seal - O-ring - Injection Hsg 2 EA
11 M-3H3451 Nut - Lock 2 EA
12 M-2S2964 Gasket 12 EA
13 M-3S2891 2 EA
14 M-3S4534 Gasket 2 EA
15 M-3S5496 Seal - O-ring 18 EA
16 M-3S7781 Gasket - Transfer Case 1 EA
17 M-2N5749 Seal - Auxilary Pump 6 EA
18 M-0T225 Gasket 2 EA
19 M-7E8028 Gasket - Cylinder Head 2 EA
20 M-8H1607 Seal - O-ring 2 EA
21 MCB6B6224 Ferrule and Seal Assy 48 EA
22 M-5P5678 Seal - Stock 7 EA
23 M-9H6067 Seal - O-ring 4 EA
24 M-4L8337 Seal - O-ring - Air Compressor 4 EA
25 M-2453512 Gasket - Exh Manifold 1 EA
26 M-6L6580 Gasket 2 EA
27 M-2M5173 Seal - Turbocharger Flange 4 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.

  • 9S566

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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Buy Now, Pay Later

Interest-Free Up To 12M

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Customer Service Guaranteed

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Free Ground Shipping

On All Orders!

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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