5P408 | Caterpillar 6.25"/D353/D379/D398/D399 Overhaul Gasket Set, New

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5P408 | Caterpillar 6.25"/D353/D379/D398/D399 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-5P408 — Gasket Kit - Overhaul
Line No Kit Item No Item Name Qty UOM
1 M-0L364 Lock 8 EA
2 M-2A3278 Gasket 2 EA
3 M-6L7815 Seal - O-ring 24 EA
4 M-8N4708 Seal - O-ring 8 EA
5 M-7B9457 Lock - Nut 2 EA
6 M-7B9514 Lock 2 EA
7 M-7D1979 Seal - O-ring 2 EA
8 M-7F2836 Lock - Auxiliary Pump 3 EA
9 M-7F7510 Lock - Nut 5 EA
10 M-8F2534 1 EA
11 M-2A4462 Lock - Bell Housing 2 EA
12 M-8F4994 Seal - O-ring 8 EA
13 M-8F8682 Lock - Screw 3 EA
14 M-9F4522 Gasket 1 EA
15 M-6H4209 Screw - Lock 4 EA
16 M-8H9180 Seal - Lip Type 1 EA
17 M-7K1978 Seal 2 EA
18 M-6L2069 Gasket 1 EA
19 M-6L3636 Gasket 1 EA
20 M-6L4497 Gasket 4 EA
21 M-6L5270 Gasket 1 EA
22 M-2A5328 Lock 3 EA
23 M-6L5294 Gasket 2 EA
24 M-6L5303 Gasket 2 EA
25 M-6L6580 Gasket 4 EA
26 M-6L7816 Seal - O-ring 8 EA
27 M-6L7817 Seal - O-ring 16 EA
28 M-6L8037 Gasket 1 EA
29 M-6L8966 Gasket 1 EA
30 M-7L3111 Gasket 2 EA
31 M-2B5721 Gasket 1 EA
32 M-7L6005 Gasket 5 EA
33 M-7L8682 Gasket 1 EA
34 M-8L4156 Gasket 1 EA
35 M-8L5197 Gasket 1 EA
36 M-8L5457 Gasket 1 EA
37 M-8L6207 Gasket 1 EA
38 M-8L8227 Seal 2 EA
39 M-8L8586 2 EA
40 M-8L9757 Gasket 2 EA
41 M-8M4438 Seal - O-ring - Power Train 2 EA
42 M-2F4159 Lock 1 EA
43 M-8M8509 Lock - Nut 1 EA
44 M-8M8997 Seal - O-ring 1 EA
45 M-9M1367 Lock - Bolt 6 EA
46 M-9M4217 Seal - O-ring 4 EA
47 M-9M4218 Seal - O-ring 2 EA
48 M-9M6292 Lock 1 EA
49 M-9M6293 Lock 1 EA
50 M-9S4671 Oil Seal 1 EA
51 MCB6B6224 Ferrule and Seal Assy 32 EA
52 MCB7B2420 Ferrule and Seal Assy 24 EA
53 M-2L4730 Gasket 1 EA
54 M-3N1372 Seal 1 EA
55 M-8N7780 Shield 8 EA
56 M-2L5970 Sleeve 1 EA
57 M-2M2489 Oil Seal 1 EA
58 M-2M9780 Seal - O-ring 1 EA
59 M-2N568 Gasket 2 EA
60 M-0L1213 Gasket 1 EA
61 M-2N570 Gasket - Regulator Housing 1 EA
62 M-2N741 Gasket 1 EA
63 M-2N2416 Gasket 1 EA
64 M-2N2560 Seal 1 EA
65 M-2N3236 Gasket - Exh Manifold 8 EA
66 M-2N3553 Seal 6 EA
67 M-2N3583 Gasket - Housing Cover 1 EA
68 M-2N3584 Gasket - Housing Cover 1 EA
69 M-2N3597 Seal - Rubber 4 EA
70 M-2N8866 2 EA
71 M-0T329 Lock - Nut 8 EA
72 M-2P8763 Gasket 1 EA
73 M-2S3966 Ring 1 EA
74 M-2S4750 Gasket - Acc Cover 1 EA
75 M-3F4550 Lock 8 EA
76 M-3H2388 Seal - O-ring 1 EA
77 M-3N948 Gasket 1 EA
78 M-3N1238 Gasket 1 EA
79 M-3N3166 Seal 2 EA
80 M-3N3220 Gasket - Cylinder Head 4 EA
81 M-1F3131 Gasket 3 EA
82 M-3N8654 Gasket 1 EA
83 M-3N9075 Gasket 1 EA
84 M-3P647 Seal - O-ring 4 EA
85 M-3P648 Seal - O-ring 1 EA
86 M-3P649 Seal - O-ring 1 EA
87 M-3P650 Seal - O-ring 3 EA
88 M-3P651 Seal - Oil Cooler Lines 3 EA
89 M-3P653 Seal - Starter 3 EA
90 M-3P656 Seal - Oil Lines 2 EA
91 M-3P658 Seal - O-ring 2 EA
92 M-1F4419 Gasket 4 EA
93 M-3P1155 Seal - O-ring 1 EA
94 M-3P1156 Seal - Oil Lines 1 EA
95 M-3S3535 Seal 1 EA
96 M-3S6552 Gasket 1 EA
97 M-3S9643 Seal - Thermostat 4 EA
98 M-4F7387 Seal - O-ring - Oil Cooler 2 EA
99 M-4H2494 Sleeve 4 EA
100 M-4H5952 Gasket 8 EA
101 M-4L3375 Gasket - Acc Drive 2 EA
102 M-4L3392 Gasket - Acc Drive 1 EA
103 M-1F6936 1 EA
104 M-4L3437 Gasket - Acc Drive 8 EA
105 M-4L3759 Nut - Lock 3 EA
106 M-4L5832 Gasket 1 EA
107 M-4L6182 Lock - Nut 2 EA
108 M-4L6183 4 EA
109 M-4L6184 Lock - Nut 1 EA
110 M-4L6216 Gasket 1 EA
111 M-4L6706 Gasket 10 EA
112 M-4L7586 Gasket 1 EA
113 M-4L7823 Lock 1 EA
114 M-1F9223 Gasket - Cylinder Block Side C 4 EA
115 M-4L7854 1 EA
116 M-4L7885 Gasket 1 EA
117 M-4L7904 Gasket 2 EA
118 M-4L8097 Gasket 8 EA
119 M-4L8120 Gasket - Oil Cooler 2 EA
120 M-4L8121 Gasket 1 EA
121 M-4L8191 Gasket 1 EA
122 M-4L8337 Seal - O-ring - Air Compressor 4 EA
123 M-4L8606 Gasket - Oil Cooler Lines 2 EA
124 M-4L8767 Nut - Lock 1 EA
125 M-1H8278 Seal - O-ring 1 EA
126 M-4L9965 Gasket 1 EA
127 M-4M8303 Seal - O-ring 2 EA
128 M-4M8974 Lock - Nut 1 EA
129 M-4N7526 Seal 1 EA
130 M-4S8513 Gasket 1 EA
131 M-5B3265 Washer 1 EA
132 M-5B5689 Gasket 1 EA
133 M-5B6031 Gasket 2 EA
134 M-5B8932 Gasket 1 EA
135 M-5H6012 Seal - Lip Type 1 EA
136 M-1S7527 2 EA
137 M-5H7704 Seal - O-ring 4 EA
138 M-5L1189 Gasket - Air Cleaner 1 EA
139 M-5L2093 Gasket 2 EA
140 M-5L3377 Gasket 1 EA
141 M-5L4949 Lock - Nut 1 EA
142 M-5L5032 Seal - O-ring 2 EA
143 M-5L5986 Gasket 1 EA
144 M-5M7877 Lock - Retainer - Torque Con 1 EA
145 M-5N3275 Gasket 2 EA
146 M-5P4941 Seal 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.

  • 5P408

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

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