379021GC | Caterpillar 6.25"/D353/D379/D398/D399 Overhaul Gasket Set, New

Frequently Bought Together

379021GC | 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: MCB379021GC — Gasket Kit - Overhaul
Line No Kit Item No Item Name Qty UOM
1 M-4F7387 Seal - O-ring - Oil Cooler 2 EA
2 M-2N3583 Gasket - Housing Cover 1 EA
3 M-2M2489 Oil Seal 1 EA
4 M-4M8303 Seal - O-ring 2 EA
5 M-5M7877 Lock - Retainer - Torque Con 1 EA
6 M-8M8997 Seal - O-ring 1 EA
7 M-9M6292 Lock 1 EA
8 M-9M6293 Lock 1 EA
9 M-2N2560 Seal 1 EA
10 M-4L8121 Gasket 1 EA
11 M-3N948 Gasket 1 EA
12 M-2P8763 Gasket 1 EA
13 M-2N3584 Gasket - Housing Cover 1 EA
14 M-3P1155 Seal - O-ring 1 EA
15 M-3P1156 Seal - Oil Lines 1 EA
16 M-1S7527 2 EA
17 M-3S6552 Gasket 1 EA
18 M-4S8513 Gasket 1 EA
19 M-9S4671 Oil Seal 1 EA
20 M-4L3437 Gasket - Acc Drive 4 EA
21 M-5L4949 Lock - Nut 1 EA
22 M-4M8974 Lock - Nut 1 EA
23 M-3P649 Seal - O-ring 1 EA
24 M-3P648 Seal - O-ring 1 EA
25 M-3P653 Seal - Starter 2 EA
26 M-3P656 Seal - Oil Lines 2 EA
27 M-3P658 Seal - O-ring 2 EA
28 M-3P657 Seal - Scavenger Pump 2 EA
29 M-4K1388 Seal - O-ring 3 EA
30 M-5B8932 Gasket 1 EA
31 M-4F7387 Seal - O-ring - Oil Cooler 2 EA
32 M-4L6216 Gasket 1 EA
33 M-4L8120 Gasket - Oil Cooler 2 EA
34 M-5L2093 Gasket 1 EA
35 M-3P649 Seal - O-ring 1 EA
36 M-9M1367 Lock - Bolt 7 EA
37 M-0L1124 Gasket - Drain Plug 1 EA
38 M-7F7669 Gasket 1 EA
39 M-2A3278 Gasket 2 EA
40 M-8F4994 Seal - O-ring 8 EA
41 M-4H2494 Sleeve 4 EA
42 M-4H5952 Gasket 8 EA
43 M-9H6067 Seal - O-ring 2 EA
44 M-6H4209 Screw - Lock 4 EA
45 M-6L4497 Gasket 4 EA
46 M-4L8606 Gasket - Oil Cooler Lines 3 EA
47 M-9M4217 Seal - O-ring 6 EA
48 M-4L8097 Gasket 8 EA
49 M-6L6580 Gasket 4 EA
50 M-6L7816 Seal - O-ring 8 EA
51 M-6L7817 Seal - O-ring 16 EA
52 M-7L6005 Gasket 5 EA
53 M-2N3236 Gasket - Exh Manifold 8 EA
54 M-2N3553 Seal 5 EA
55 M-2N3597 Seal - Rubber 4 EA
56 M-3P651 Seal - Oil Cooler Lines 3 EA
57 M-3N8654 Gasket 1 EA
58 M-3P647 Seal - O-ring 8 EA
59 M-2S4750 Gasket - Acc Cover 1 EA
60 MCB7B2420 Ferrule and Seal Assy 24 EA
61 MCB6B6224 Ferrule and Seal Assy 32 EA
62 M-2L4730 Gasket 1 EA
63 M-6L5303 Gasket 2 EA
64 M-7L8682 Gasket 1 EA
65 M-5B3265 Washer 1 EA
66 M-7F7510 Lock - Nut 5 EA
67 M-3P653 Seal - Starter 1 EA
68 M-1H8278 Seal - O-ring 1 EA
69 M-2N8866 2 EA
70 M-4L6706 Gasket 10 EA
71 M-4L7885 Gasket 3 EA
72 M-3P650 Seal - O-ring 1 EA
73 M-4L9965 Gasket 1 EA
74 M-8L5197 Gasket 1 EA
75 M-4L5832 Gasket 2 EA
76 M-2N2416 Gasket 1 EA
78 M-3P656 Seal - Oil Lines 1 EA
79 M-4L8121 Gasket 1 EA
80 M-4N7526 Seal 1 EA
81 M-2S3966 Ring 2 EA
82 M-3S3535 Seal 1 EA
83 M-8N452 Gasket 1 EA
84 M-6N9313 Seal - Water Pump 1 EA
85 M-8J6775 Seal - Thread 8 EA
86 M-6L1650 Seal - O-ring 2 EA
87 M-6L5304 Gasket 1 EA
88 M-5N3275 Gasket 1 EA
89 M-0T329 Lock - Nut 16 EA
90 M-3N1372 Seal 2 EA
91 M-5P4941 Seal 2 EA
92 M-8L8227 Seal 2 EA
93 MCB3N3220 Gasket - Cylinder Head 4 EA
94 M-8N7780 Shield 8 EA
95 M-0L1034 Gasket 2 EA
96 M-8F2534 1 EA
97 M-3F4995 1 EA
98 M-3P655 Seal - Oil Lines 1 EA
99 M-7L2013 Gasket 1 EA
100 M-7M6843 Gasket 1 EA
101 M-7M6844 Gasket 1 EA
102 M-8N452 Gasket 1 EA
103 M-4L7885 Gasket 1 EA
104 M-9M4218 Seal - O-ring 2 EA
105 M-2N568 Gasket 2 EA
106 M-2N570 Gasket - Regulator Housing 1 EA
107 M-3H2388 Seal - O-ring 1 EA
108 M-3N1238 Gasket 1 EA
109 M-3S9643 Seal - Thermostat 4 EA
110 M-2A3278 Gasket 2 EA
111 M-5B5689 Gasket 1 EA
112 M-7D1979 Seal - O-ring 2 EA
113 M-1F3131 Gasket 3 EA
114 M-1F6936 1 EA
115 M-5H6012 Seal - Lip Type 1 EA
116 M-4L3375 Gasket - Acc Drive 2 EA
117 M-4L3392 Gasket - Acc Drive 1 EA
118 M-0L364 Lock 8 EA
119 M-4L6182 Lock - Nut 2 EA
120 M-4L6183 4 EA
121 M-4L6184 Lock - Nut 1 EA
122 M-0L1177 2 EA
123 M-4L8767 Nut - Lock 1 EA
124 M-5L2093 Gasket 1 EA
125 M-6L2069 Gasket 1 EA
126 M-5N4687 Gasket 2 EA
127 M-5N4688 Gasket 2 EA
128 M-4L6216 Gasket 1 EA
129 M-5L3377 Gasket 2 EA
130 M-2N570 Gasket - Regulator Housing 1 EA
131 M-2N741 Gasket 2 EA
132 M-3P1796 Seal 2 EA
133 M-2A4462 Lock - Bell Housing 2 EA
134 M-5B6031 Gasket 2 EA
135 M-7B9457 Lock - Nut 2 EA
136 M-1F4419 Gasket 4 EA
137 M-1F9223 Gasket - Cylinder Block Side C 4 EA
138 M-3F4550 Lock 8 EA
139 M-8F8682 Lock - Screw 3 EA
140 M-6L8037 Gasket 1 EA
141 M-4L3437 Gasket - Acc Drive 4 EA
142 M-7L3111 Gasket 2 EA
143 M-8L5457 Gasket 1 EA
144 M-8M8509 Lock - Nut 1 EA
145 M-3N9075 Gasket 1 EA
146 M-3P648 Seal - O-ring 1 EA
147 M-3P656 Seal - Oil Lines 1 EA
148 M-2N1587 Gasket 1 EA
149 M-4L7631 Gasket 1 EA
150 M-4L8176 Gasket 1 EA
151 M-2M9780 Seal - O-ring 1 EA
152 M-2A5328 Lock 3 EA
153 M-2B5721 Gasket 1 EA
154 M-7B9514 Lock 2 EA
155 M-2F4159 Lock 1 EA
156 M-7F2836 Lock - Auxiliary Pump 3 EA
157 M-9F4522 Gasket 1 EA
158 M-3H2388 Seal - O-ring 1 EA
159 M-8H9180 Seal - Lip Type 1 EA
160 M-0L1213 Gasket 1 EA
161 M-2L5970 Sleeve 1 EA
162 M-8M4438 Seal - O-ring - Power Train 2 EA
163 M-2N8866 2 EA
164 M-4L7586 Gasket 1 EA
165 M-4L7823 Lock 1 EA
166 M-4L7854 1 EA
167 M-4L7904 Gasket 2 EA
168 M-4L8120 Gasket - Oil Cooler 2 EA
169 M-3P650 Seal - O-ring 3 EA
170 M-4L8191 Gasket 1 EA
171 M-5L1189 Gasket - Air Cleaner 1 EA
172 M-5L5032 Seal - O-ring 2 EA
173 M-2N3553 Seal 1 EA
174 M-5L5986 Gasket 1 EA
175 M-6L3636 Gasket 1 EA
176 M-6L5270 Gasket 1 EA
177 M-6L5294 Gasket 2 EA
178 M-6L8966 Gasket 1 EA
179 M-8L4156 Gasket 1 EA
180 M-8L5197 Gasket 1 EA
181 M-8L6207 Gasket 1 EA
182 M-8L8586 2 EA
183 M-8L9757 Gasket 2 EA
184 CG72PR 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.

    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