PONTIAC 6.6L/400 Main Bearings

Main Bearings, P Series, Full Groove, .010 in. Crankshaft Undersize, Tri Metal, Pontiac, V8, Set of 5

Part Number: CLE-MS496P10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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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: Monday 9/15/2025

Main Bearings, P Series, Full Groove, Standard Size, Tri Metal, Pontiac, V8, Set of 5

Part Number: CLE-MS496P

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Upper, Pontiac, 326, 350, 389, 400, Set of 5

Part Number: SLP-4040M

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Main Bearings, Competition Series, Standard Size, Super Duty Alloy, H-14, 3/4 Groove, Pontiac, 350, 389, 400, Set of 5

Part Number: SLP-113M

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

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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: Monday 9/15/2025

Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Upper, Pontiac, 326, 350, 389, 400, Set of 5

Part Number: SLP-4040M10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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 9/15/2025

Main Bearings, P Series, Full Groove, .020 in. Crankshaft Undersize, Tri Metal, Pontiac, V8, Set of 5

Part Number: CLE-MS496P20

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

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

Part Number: KGB-MB509HP010

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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

Part Number: CLE-MS1564P

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Main Bearings, G Series, Standard Size, Tri Metal, Pontiac, V8, Set of 5

Part Number: CLE-MS483G

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Estimated Ship Date: Monday 9/15/2025

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

Part Number: KGB-MB509HP020

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Pontiac, 350, 389, 400, Set of 5

Part Number: SLP-113M10

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Main Bearings, 0.020 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Upper, Pontiac, 326, 350, 389, 400, Set of 5

Part Number: SLP-4040M20

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

Crankshaft Main Bearings CHEVROLET V8 400 16v

Part Number: KGB-MB5224AM

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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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 9/15/2025

Main Bearings, XP-Series, 1/2 Groove, Standard Size, Tri Metal, Pontiac V8, Set of 5

Part Number: KGB-MB5511XPSTDX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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Main Bearings, HP Series, 1/2 Groove, Standard Size, Bi Metal, Pontiac, 5.3, 5.7, 6.4, 6.6L, Set

Part Number: KGB-MB5511HP

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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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 9/15/2025

Main Bearings, King HP-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Pontiac, Sold as a Set

Part Number: KGB-MB5511HP010

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

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Main Bearings, SI-Series, Full Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Main Bearings, Competition, 0.020 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Pontiac, 350, 389, 400, Set of 5

Part Number: SLP-113M20

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

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• Special Order

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

Part Number: KGB-MB509HP030

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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 9/15/2025