Bearings and Seals for Cummins 378, 504, 555, and 903 Engines
We carry crankshaft bearings and seals for V6-378, V8-504, V8-555, and V8-903 engines. You can easily access our parts selection by using the product links listed below.
If you do not see the Cummins part you need, please use our quote request form or call us at 855.470.3525 : our knowledgeable inside sales staff will gladly help you.
MAIN BEARING (STANDARD) - V378 / V504 / V555 / V903
Genuine Cummins Part
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OIL SEAL - G28 / V28 / V378 / V504 / V555 / VT8
Genuine Cummins Part
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CRANKSHAFT SEAL - V378 / V504 / V555 / V903
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Ships in 1-2 days
MAIN BEARING SET - V903 (STANDARD)
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Ships in 1-2 days
MAIN BEARING SET - V903 (.010 OVERSIZE)
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Ships in 1-2 days
MAIN BEARING SET - V903 (.020 OVERSIZE)
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Ships in 3-4 days
MAIN BEARING SET (STANDARD)
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Ships in 1-2 days
MAIN BEARING SET (.010 OVERSIZE)
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Ships in 1-2 days
MAIN BEARING SET (.020 OVERSIZE)
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Ships in 1-2 days
MAIN BEARING SET (STANDARD)
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Ships in 1-2 days
MAIN BEARING SET (.010 OVERSIZE)
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Ships in 1-2 days
MAIN BEARING SET (.020 OVERSIZE)
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