OLDSMOBILE JETSTAR I Main Bearings

Sealed Power Main Bearing Sets 4294M

Main Bearings, Standard, Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Clevite P-Series Main Bearings MS-804P-20

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5

Part Number: CLE-MS804P20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Clevite P-Series Main Bearings MS-804P-10

Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5

Part Number: CLE-MS804P10

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Sealed Power Main Bearing Sets 4294M 10

Main Bearings, 0.010 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Speed-Pro Competition Series Main Bearings 108M

Main Bearings, Competition Series, Standard Size, Super Duty Alloy, H-14 Tri-Metal Copper-Lead Alloy, 3/4 Groove, Oldsmobile, 400, 425, 455, Set of 5

Part Number: SLP-108M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Sealed Power Main Bearing Sets 4294M 20

Main Bearings, 0.020 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Sealed Power Main Bearing Sets 4294M 30

Main Bearings, 0.030 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Clevite P-Series Main Bearings MS-804P

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5

Part Number: CLE-MS804P

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

Clevite H-Series Main Bearings MS-804H

Main Bearings, H-Series, Performance, Stock Size, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5

Part Number: CLE-MS804H

Not Yet Reviewed

Estimated Ship Date: Dec 28, 2026 if ordered today

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Estimated Ship Date: Dec 28, 2026 if ordered today

Clevite H-Series Main Bearings MS-804H-20

Main Bearings, H-Series, 0.020 in. Crankshaft Undersize, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5

Part Number: CLE-MS804H20

Not Yet Reviewed

Estimated Ship Date: Dec 28, 2026 if ordered today

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Estimated Ship Date: Dec 28, 2026 if ordered today

Clevite H-Series Main Bearings MS-804HX

Oldsmobile V8, 400-425-455, 1965-1976

Part Number: CLE-MS804HX

Not Yet Reviewed

Estimated Ship Date: Dec 28, 2026 if ordered today

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Estimated Ship Date: Dec 28, 2026 if ordered today

Kanter Main Bearings MBS2619.030

Main Bearing, Full Groove, .030 in. Crankshaft Undersize, Steel Backed, Aluminum Alloy, Oldsmobile, 394, Set of 5

Part Number: KAA-MBS2619-030

Not Yet Reviewed

Estimated Ship Date: Dec 28, 2026 if ordered today

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Estimated Ship Date: Dec 28, 2026 if ordered today