4376343 | Cummins KT/QSK Upper Gasket Set, New

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4376343 | Cummins KT/QSK Upper 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-4376343 — Gasket Kit - Upper
Line No Kit Item No Item Name Qty UOM
1 M-68910 Seal - O-ring - Water Bypass 34 EA
2 M-70415 Seal - O-Ring 2 EA
3 M-106143 Seal - O-ring - Heat Shield 4 EA
4 M-131026 Seal - O-ring - Fuel Crossover 40 EA
5 M-145528 Seal - O-ring 4 EA
6 M-206277 Gasket - Air Intake 16 EA
7 M-207244 Seal 16 EA
8 M-216187 Seal - O-ring 2 EA
9 M-3001340 Seal 50 EA
10 M-3014304 Seal - O-ring - Turbocharger 32 EA
11 M-3023095 Washer - Sealing 32 EA
12 M-3028291 Seal - O-Ring - Wtr Trsns Tube 32 EA
13 M-3037537 Seal - O-ring - Turbo Oil Inle 2 EA
14 M-3046201 Seal - O-Ring 18 EA
15 M-3047665 Gasket - Manifold 4 EA
16 M-3049364 Gasket 2 EA
17 M-3049368 Gasket - Water Transfer 1 EA
18 M-3052906 Gasket - Thermostat Housing 1 EA
19 M-3052908 Gasket 1 EA
20 M-3058812 Seal - Dust 20 EA
21 M-3063294 Seal - Grommet 8 EA
22 M-4334080 Gasket - Cylinder Head 16 EA
23 M-3171368 Gasket - Turbocharger 2 EA
24 M-3201585 Seal - O-ring 16 EA
25 M-3348860 Seal - Ferrule 12 EA
26 M-3627695 Seal - O-ring 12 EA
27 M-3627961 Seal - Thermostat 5 EA
28 M-3630742 Gasket - Conect Exh Manfold 2 EA
29 M-3630839 Gasket - Rocker Lever 16 EA
30 M-3633046 Seal 16 EA
31 M-3865994 Seal - Rectangular Strip 4 EA
32 M-3966349 Gasket - Exh Manifold 16 EA
33 M-3966350 Seal - Exhaust Clamp 8 EA
34 M-4066112 Seal - O-ring 14 EA
35 M-4920076 Gasket 16 EA
36 CG70PR 1 EA
37 CG70PAD 2 EA
38 LABEL 4X12 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.

  • 4376343

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