8S9686 | Caterpillar 3304/3306 Overhaul Gasket Set, New

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8S9686 | Caterpillar 3304/3306 Overhaul 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-8S9686 — Gasket Kit - Overhaul
Line No Kit Item No Item Name Qty UOM
1 M-7F7590 Gasket - Oil Lines Group 1 EA
2 M-8S8874 Lock - Nut 1 EA
3 CG65PR 1 EA
4 LABEL NUMBER 1 2 EA
5 M-8F7219 Seal - O-ring 2 EA
6 M-9F4446 Seal - O-ring 1 EA
7 M-9F4522 Gasket 1 EA
8 M-1H1023 Seal - O-ring 2 EA
9 M-2H3504 Lock 1 EA
10 M-2H3931 Seal - O-ring 1 EA
11 M-3H4970 Seal - Accessory Drive 1 EA
12 M-4H7869 Gasket - Starter 1 EA
13 M-7H1796 Gasket 1 EA
14 M-7H9831 Lock 1 EA
15 M-8H9220 Gasket 1 EA
16 M-8H9364 Gasket 1 EA
17 M-8H9788 Gasket 1 EA
18 M-9H2770 Gasket 1 EA
19 M-9H4557 Seal - O-ring 1 EA
20 M-9H4891 Gasket 1 EA
21 M-9H5921 Gasket 1 EA
22 M-9H6067 Seal - O-ring 3 EA
23 M-9H8839 Seal 1 EA
24 M-2A5328 Lock 2 EA
25 M-4J2506 Seal - O-ring 1 EA
26 M-6J2419 Seal - O-ring 2 EA
27 M-0L364 Lock 5 EA
28 M-6L5359 Seal - O-ring 1 EA
29 M-1M9390 Gasket 1 EA
30 M-2M5407 Gasket - Oil Lines Group 1 EA
31 M-2M8691 Gasket 1 EA
32 M-4M189 Seal - O-ring 1 EA
33 M-4M1485 Gasket - Air Cleaner 1 EA
34 M-4M2250 Gasket 1 EA
35 M-5B3718 Seal - O-Ring 4 EA
36 M-4M4419 Lock 2 EA
37 M-4M8303 Seal - O-ring 1 EA
38 M-5M3107 Gasket 1 EA
39 M-5M3111 Gasket 3 EA
40 M-5M3117 Gasket 1 EA
41 M-5M3178 1 EA
43 M-5M9131 Lock - Flywheel Housing 1 EA
44 M-5M9132 Lock - Flywheel Housing 1 EA
45 M-5M9136 Lock - Flywheel Housing 1 EA
46 M-3D2992 Seal - O-ring 4 EA
47 M-7M9763 Lock - Nut 2 EA
48 M-8M904 Gasket - Oil Lines Group 1 EA
49 M-8M5248 Seal - O-ring 2 EA
50 M-8M5253 Seal - O-ring 1 EA
51 M-8M5260 Seal - O-ring 1 EA
52 M-8M7587 Lock - Nut 2 EA
53 M-8M8997 Seal - O-ring 1 EA
54 M-9M6293 Lock 1 EA
55 M-1N9177 Seal 1 EA
56 M-7N7386 Gasket - Cylinder Head 1 EA
57 M-2F4159 Lock 1 EA
58 M-0S2414 2 EA
59 M-1S6595 Gasket - Turbocharger Oil Supp 1 EA
60 M-2S8145 1 EA
61 M-4S7756 Seal 2 EA
62 M-4S8513 Gasket 1 EA
63 M-5S2106 Seal - Fan Drive 1 EA
64 M-5S5880 Nut - Lock - Planetary 3 EA
65 M-5S5881 Nut - Lock 2 EA
66 M-5S6045 Gasket 1 EA
67 M-5S6047 Gasket 1 EA
68 M-2F6156 Lock - Nut 2 EA
69 M-5S6051 Gasket - Oil Filter 2 EA
70 M-5S6670 12 EA
71 M-5S6735 Gasket - Cover 1 EA
72 M-5S7134 Gasket 1 EA
73 M-5S7135 Gasket 1 EA
74 M-5S7611 Lock - Shaft 1 EA
75 M-5S8055 Gasket 1 EA
76 M-5S9020 Gasket 1 EA
77 M-5S9021 Seal - Lip Type 1 EA
78 M-5S9058 Gasket 1 EA
79 M-5F3999 Seal - O-ring 1 EA
80 M-5S9060 Gasket 1 EA
81 M-5S9588 Gasket 1 EA
82 M-7S2374 Gasket 2 EA
83 M-7S3206 Seal - O-ring 4 EA
84 M-7S6744 Gasket 2 EA
85 M-8S768 Seal - O-ring 1 EA
86 M-8S877 Gasket 1 EA
87 M-8S1491 Lock - Camshaft 1 EA
88 M-8S1533 Gasket 1 EA
89 M-8S1606 Gasket - Valve Cover 1 EA
90 M-6F1069 Seal - O-Ring 4 EA
91 M-8S1963 Gasket - Oil Pan 1 EA
92 M-8S2630 Lock - Bolt 1 EA
93 M-8S5575 Seal 1 EA
94 M-8S6035 1 EA
95 M-9S4671 Oil Seal 1 EA
96 M-0T225 Gasket 1 EA
97 M-9Y1979 Gasket - Exh Manifold 2 EA
98 M-5S9022 Seal - Crankshaft - Rear 1 EA
99 LABEL 4X12 2 EA
100 M-4565581 Seal - O-ring 12 EA
101 M-5P6860 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.

  • 8S9686

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!

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