CHEVROLET 3B Main Bearings

Main Bearings, Tri-Metal, .010 Crankshaft Undersize, Chevy, GMC, Pontiac, 235, 261, Set of 4

Part Number: SLP-960M10

5.0 out of 5 stars ( 2 )

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Main Bearings, Tri Metal, 0.010 in. Crankshaft Undersize, Chevy, 283, 327, Set of 5

Part Number: SLP-994M10

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Main Bearings, Tri-Metal, .020 Crankshaft Undersize, Chevy, GMC, Pontiac, 235, 261, Set of 4

Part Number: SLP-960M20

5.0 out of 5 stars ( 1 )

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Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM

5.0 out of 5 stars ( 1 )

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Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: CLE-MS429P

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Main Bearings, AM-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM010

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Tri-Metal, Standard Size, Chevy, GMC, Pontiac, 235, 261, Set of 4

Part Number: SLP-960M

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bearings, Tri Metal, Standard Size, Chevy, 283, 327, Set of 5

Part Number: SLP-994M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearing, 1/2 Groove, .010 in. Crankshaft Undersize, Steel Backed, Aluminum Alloy, Chevy, 235, 261, Set of 4

Part Number: KAA-MBS1721-010

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Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: CLE-MS429P20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, P Series, 1/2 Groove, .030 in. Crankshaft Undersize, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: CLE-MS429P30

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Estimated Ship Date: Today

Main Bearings, Tri Metal, 0.020 in. Crankshaft Undersize, Chevy, 283, 327, Set of 5

Part Number: SLP-994M20

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Main Bearings, AM-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM020

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Tri-Metal, .030 Crankshaft Undersize, Chevy, GMC, Pontiac, 235, 261, Set of 4

Part Number: SLP-960M30

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MAIN BEARING SET

Part Number: CLE-MS429HX

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Estimated Ship Date: Dec 28, 2026 if ordered today

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MAIN BEARING SET

Part Number: CLE-MS429HC10

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Estimated Ship Date: Dec 29, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554XP001

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Estimated Ship Date: Feb 9, 2027 if ordered today

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MAIN BEARING SET

Part Number: CLE-MS429HXC

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Estimated Ship Date: Dec 28, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, .060 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM060

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Estimated Ship Date: Feb 9, 2027 if ordered today

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Main Bearings, Direct Replacement, 0.030 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, 283, 327, Set of 5

Part Number: SLP-994M30

4.0 out of 5 stars ( 1 )

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Main Bearings, AM-Series, 1/2 Groove, .050 in. Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM050

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Estimated Ship Date: Feb 9, 2027 if ordered today

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Main Bearing, 1/2 Groove, .001 in. Crankshaft Undersize, Steel Backed, Aluminum Alloy, Chevy, 235, 261, Set of 4

Part Number: KAA-MBS1721-001

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Estimated Ship Date: Dec 29, 2026 if ordered today

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Engine Crankshaft Main Bearing Set 55-67 CHV/GMC/PON 4.3L/4.6L/5.3L

Part Number: EGN-BC319J040

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Estimated Ship Date: Dec 11, 2026 if ordered today

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Engine Crankshaft Main Bearing Set 55-67 CHV/GMC/PON 4.3L/4.6L/5.3L

Part Number: EGN-BC319J020

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Estimated Ship Date: Dec 11, 2026 if ordered today

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