4089390 | Cummins KT/QSK Lower Engine Gasket Set, New

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4089390 | Cummins KT/QSK Lower Engine 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-4089390 — Gasket Set - Lower Engine
Line No Kit Item No Item Name Qty UOM
1 M-67946 Washer 3 EA
2 M-205288 Gasket 1 EA
3 M-205289 Gasket 1 EA
4 M-205791 Gasket 1 EA
5 M-205794 Gasket 1 EA
6 M-205827 Gasket - Housing 1 EA
7 M-205898 Seal - O-ring 2 EA
8 M-206973 Gasket 4 EA
9 M-207056 Gasket - Cover 1 EA
10 M-207058 Gasket - Thermostat Housing 1 EA
11 M-207075 Gasket 1 EA
12 M-70624 Seal - O-ring - Water Manifold 2 EA
13 M-207117 Gasket 1 EA
14 M-207135 Seal - Rectangular 1 EA
15 M-3001318 Gasket - Gear Cover 1 EA
16 M-3002330 Gasket 1 EA
17 M-3870890 Seal - Crankshaft - Rear 1 EA
18 M-3007380 Gasket - Pump 1 EA
19 M-3007441 Seal - O-ring - Piston Cool Pl 6 EA
20 M-3008403 Gasket 1 EA
21 M-3015067 Seal - O-ring 6 EA
22 M-3016789 Seal 1 EA
23 M-145536 Seal - O-Ring 1 EA
24 M-3016792 Seal - Oil 1 EA
25 M-3028291 Seal - O-Ring - Wtr Trsns Tube 2 EA
26 M-3029820 Seal - O-ring 2 EA
27 M-3040721 Gasket - Housing 6 EA
28 M-3042586 Gasket - Hand Hole 3 EA
29 M-3042590 Gasket - Oil Pan 1 EA
30 M-3042612 Gasket - Fan Hub 1 EA
31 M-3060912 Gasket - Water Bypass 2 EA
32 M-3200550 Gasket - Oil Cooler Housing 1 EA
33 M-145540 Seal - O-ring - Lube Oil Filte 2 EA
34 M-3065791 Gasket 1 EA
35 M-3069102 Gasket - Air Comp 1 EA
36 M-3073213 Gasket - Oil Pan Adapter 1 EA
37 M-3081621 Gasket - Camshaft Cover 1 EA
38 M-3096260 Seal - Flywheel 1 EA
39 M-3160924 Seal - Dust 1 EA
40 M-3200287 Seal 1 EA
41 M-3200977 Gasket - Oil Filter Cover 1 EA
42 M-3201125 Seal - O-ring 1 EA
43 M-3201388 Gasket 1 EA
44 M-153518 Seal 4 EA
45 M-3202283 Gasket 1 EA
46 M-3331663 Seal 1 EA
47 M-3042588 Gasket 1 EA
48 M-3410141 Gasket - Cover Plate 1 EA
49 M-3410171 Gasket - Acc Drive Support 1 EA
50 M-3628894 Seal - Dust 1 EA
51 M-3016788 Seal - Oil 1 EA
52 M-3913994 Seal - O-Ring 1 EA
53 M-3919601 Gasket 1 EA
54 M-4026171 Gasket - Fuel Pump 1 EA
55 M-163654 Seal - O-ring 2 EA
56 M-4910518 Strip 2 EA
57 CG71 PR 1 EA
58 LABEL NUMBER 1 2 EA
59 M-176027 Gasket - Air Comp 1 EA
60 M-205061 Gasket 1 EA
61 M-205247 Seal - O-ring 1 EA
62 M-145623 Seal - O-ring - Water Pump 1 EA
63 LABEL 4X12 1 EA
64 CG71PAD 2 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.

  • 4089390

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