3920166 | Caterpillar 3304/3306 Cylinder Head Gasket Set, New

Frequently Bought Together

3920166 | Caterpillar 3304/3306 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-3920166 — Gasket Kit - Cylinder Head
Line No Kit Item No Item Name Qty UOM
1 M-1118015 Gasket - Cylinder Head 1 EA
2 M-2M9780 Seal - O-ring 1 EA
3 M-2N2766 Lock - Nut 4 EA
4 M-2P6132 Gasket - Water Lines Group 1 EA
5 M-3S5496 Seal - O-ring 2 EA
6 M-4L8337 Seal - O-ring - Air Compressor 2 EA
7 M-4M6480 Gasket - Cover 1 EA
8 M-5H7704 Seal - O-ring 2 EA
9 M-5L8855 Ring - Seal - Turbocharger 2 EA
10 M-5M5860 Seal - Ring - Water Lines 2 EA
11 M-5P7128 1 EA
12 M-1157550 Gasket - Spacer Plate 1 EA
13 M-5S6735 Gasket - Cover 2 EA
14 M-6L1648 Seal - O-ring 2 EA
15 M-7L3195 4 EA
16 M-7L9061 Seal - O-ring 1 EA
17 M-1331247 Seal - Integral 1 EA
18 M-1886126 Gasket - Turbocharger Oil 1 EA
19 M-1N9372 Gasket - Aftercooler - Flange 1 EA
20 M-1S4295 Gasket - Turbocharger 1 EA
21 M-1S4810 Gasket - Turbocharger Oil Supp 1 EA
22 M-1S6595 Gasket - Turbocharger Oil Supp 1 EA
23 M-2A3541 Gasket - Water Lines Group 1 EA
24 M-7N200 Gasket - Water Lines Group 1 EA
25 M-8H2046 Seal - O-ring 1 EA
26 M-9M6527 Washer 5 EA
27 M-9Y1979 Gasket - Exh Manifold 3 EA
28 M-7N944 Gasket - Regulator Housing 1 EA
29 M-8M4448 Seal - O-ring 1 EA
30 M-8H9788 Gasket 1 EA
31 M-7N8018 Seal - Water - Cyl Head 6 EA
32 M-8H9204 Washer - Felt - Fuel Pump 6 EA
33 M-9M4849 Seal - O-ring 1 EA
34 M-9Y1798 Seal - Water - Cyl Head 18 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.

  • 3920166

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!

RECENTLY VIEWED


RECENTLY VIEWED

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

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