6V3718 | Caterpillar D343/D346/D348/D349 Rear Structure Gasket Set, New

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6V3718 | Caterpillar D343/D346/D348/D349 Rear Structure 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-6V3718 — Gasket Kit - Rear Structure
Line No Kit Item No Item Name Qty UOM
1 M-1A7427 Lock - Nut 2 EA
2 M-4M4419 Lock 1 EA
3 M-4M5397 1 EA
4 M-5B8932 Gasket 1 EA
5 M-5S4988 Lock 1 EA
6 M-5S5276 Gasket 1 EA
7 M-6H1995 Seal - O-ring 1 EA
8 M-7L3249 1 EA
9 M-7L5193 1 EA
10 M-7L5197 Gasket 1 EA
11 M-7L5199 Gasket 2 EA
12 M-1P7355 1 EA
13 M-7L5307 Gasket 1 EA
14 M-7S9882 Lock 1 EA
15 M-8L6149 1 EA
16 M-8M4986 Seal - O-ring 1 EA
17 M-8M5251 Seal - O-ring 1 EA
18 M-8M7587 Lock - Nut 2 EA
19 M-8S5138 1 EA
20 M-7C7474 1 EA
21 M-9H6067 Seal - O-ring 2 EA
22 M-9M1367 Lock - Bolt 1 EA
23 M-1S2665 1 EA
24 M-1S2666 12 EA
25 M-1S4810 Gasket - Turbocharger Oil Supp 4 EA
26 M-1S6595 Gasket - Turbocharger Oil Supp 2 EA
27 M-2S2314 Lock 1 EA
28 M-2S4071 1 EA
29 M-4D8472 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.

  • 6V3718

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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Above The Line

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