CHEVROLET 6-6L-400 CHEVY-SMALL-BLOCK-GEN-I Main Bearings

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

Part Number: CLE-MS1038H

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Aug 22, 2025 if ordered today

Main Bearings, H Series, 1/2 Groove, .001 in. Thinner Size, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038HX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, HP-Series, Bi-metal, Silicon Aluminum, Standard Size, Chevy, 400, Small Block, Set of 5

Part Number: KGB-MB509HP

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Main Bearings, H Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038H10

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Estimated Ship Date: Today

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Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038P10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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: Today

Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-140M

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Main Bearings, HP-Series, Silicon Aluminum, Standard Size, Chevy, 400, Set of 5

Part Number: KGB-MB509HPSTDX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Standard Size, Bi Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-4926MA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, H Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038H1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1564P

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Estimated Ship Date: Today

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 Standard Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1038HS

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Estimated Ship Date: Sep 22, 2025 if ordered today

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Chevy, 400, Set of 5

Part Number: KGB-MB509XP001

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Estimated Ship Date: Today

Main Bearings, HP-Series, Bi-metal, Grooved, 0.010 in. Crankshaft Crankshaft Undersize, Chevy, 400, Set of 5

Part Number: KGB-MB509HP010

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Estimated Ship Date: Today

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038P

5.0 out of 5 stars ( 1 )

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .010 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1038H010

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, HP-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Chevy, 400, Set of 5

Part Number: KGB-MB509HP030

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Estimated Ship Date: Today

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038P20

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

MAIN BEARING SET

Part Number: CLE-MS1038H9

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Estimated Ship Date: Today

Crankshaft Main Bearings CHEVROLET V8 400 16v

Part Number: KGB-MB5224AM

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Main Bearings, HP-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Chevy, 400, Set of 5

Part Number: KGB-MB509HP020

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Estimated Ship Date: Today

Main Bearings, Competition Series, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-140M20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, XP-Series, Standard Size, Chevy, 400, Set of 5

Part Number: KGB-MB509XP

Not Yet Reviewed

Main Bearing, Individual Main Bearing, Each

Part Number: CLE-MB2509HX

Not Yet Reviewed

Estimated Ship Date: Today