6V3751GC | Caterpillar 6.25"/D353/D379/D398/D399 Cylinder Head Gasket Set, New

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6V3751GC | Caterpillar 6.25"/D353/D379/D398/D399 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-6V3751GC — Gasket Kit - Cylinder Head
Line No Kit Item No Item Name Qty UOM
1 M-7H2783 Gasket 8 EA
2 M-7L6005 Gasket 1 EA
3 M-9M4217 Seal - O-ring 1 EA
4 M-2N3597 Seal - Rubber 1 EA
5 M-3N1238 Gasket 1 EA
6 M-3P647 Seal - O-ring 8 EA
7 M-1S4810 Gasket - Turbocharger Oil Supp 1 EA
8 M-1S6595 Gasket - Turbocharger Oil Supp 1 EA
9 M-5B3718 Seal - O-Ring 2 EA
10 M-6F1069 Seal - O-Ring 2 EA
11 M-9H6067 Seal - O-ring 1 EA
12 M-8F4994 Seal - O-ring 2 EA
13 M-8F9206 Seal - O-ring 4 EA
14 M-3H3451 Nut - Lock 1 EA
15 M-4H2494 Sleeve 1 EA
16 M-5H6733 Seal - O-ring 2 EA
17 MCB3N3220 Gasket - Cylinder Head 1 EA
18 MCB6B6224 Ferrule and Seal Assy 8 EA
19 MCB7B2420 Ferrule and Seal Assy 6 EA
20 M-4L7890 Gasket 3 EA
21 M-8N7780 Shield 2 EA
22 M-4L8097 Gasket 4 EA
23 M-6L4497 Gasket 1 EA
24 M-6L7817 Seal - O-ring 16 EA
25 M-7L2149 Gasket 16 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.

  • 6V3751GC

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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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