OLDSMOBILE Main Bearings

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P

4.67 out of 5 stars ( 24 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P10

4.85 out of 5 stars ( 27 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P20

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

Main Bearing Set;

Part Number: SLP-4663MA

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, .010 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5

Part Number: KGB-MB509SI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, AL-Series, 1/2 Groove, Standard Size, AL-5, Chevrolet, Small Block, Set of 5

Part Number: CLE-MS909A

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearings, .020 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, Standard Size, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085M

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Main Bearing Set;

Part Number: SLP-4663MA10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, Standard Size, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, GM Genuine Parts Crankshaft Main Bearings, Direct Replacement, Stock Size, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Saturn, Set

Part Number: ADO-12591092

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5

Part Number: KGB-MB509SI010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, .001 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, .030 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M30

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5

Part Number: KGB-MB509SI020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI040

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearings, 1/2 Groove, .001 in. Thinner, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SISTDX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal Type, Aluminum/Tin/Silicon, Stock Crankshaft, Chevy, GMC, Oldsmobile, Pontiac, 6.6L, Set of 5

Part Number: PEB-5M1038A-STD

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearing Set;

Part Number: SLP-4663MA20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085M10

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, Aluminum/Tin/Silicon, 0.001 in. Extra Clearance, Stock Crank, Chevy, Stutz, 6.6L, Set of 5

Part Number: PEB-5M1038A-01

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearings, SI-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5

Part Number: KGB-MB509SI030

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Main Bearings, .002 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M2

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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