Engine Bearings & Spacers

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: Tomorrow

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, Full Groove, Chrysler, Dodge, Plymouth, 318, Set of 5

Part Number: SLP-5095MA10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bearings, SI-Series, Full Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5

Part Number: KGB-MB5534SI020

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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 )

Estimated Ship Date: Tomorrow

Main Bearings, AM-Series, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Pontiac, 326, 350, 389, 400, Set of 5

Part Number: KGB-MB5523AM010

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Main Bearings, AM-Series, Full Groove, .040 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 330-428, FE, FT, Set 5

Part Number: KGB-MB559AM040

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Main Bearings, SI-Series, Full Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI030

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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Main Bearings, P Series, Full Groove, .020 in. Crankshaft Undersize, Tri Metal, Ford, 332-428 FE, Set of 5

Part Number: CLE-MS445P20

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: SLP-4926MA20

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Main Bearings, AM-Series, Full Groove, .030 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 330-428, FE, FT, Set 5

Part Number: KGB-MB559AM030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bearings, SI-Series, Full Groove, .050 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI050

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Main Bearings, AM-Series, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM010

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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Main Bearings, SI-Series, Full Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI040

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Main Bearings, AM-Series, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM020

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403, Set of 5

Part Number: KGB-MB5514AM

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Dodge, Plymouth, 340, Set of 5

Part Number: SLP-4923MA40

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Main Bearings, 0.040 in. Crankshaft Undersize, Tri Metal, Full Groove, Ford, Mercury, V8, 221, 260, 289, 302, Set of 5

Part Number: SLP-4125M40

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Main Bearing Set;

Part Number: SLP-4125MA30

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

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Main Bearings, SI-Series, Full Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5

Part Number: KGB-MB5534SI030

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Main Bearings, 0.040 in. Undersize, Bi Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5

Part Number: SLP-5078MA40

Not Yet Reviewed

Estimated Ship Date: Sep 26, 2025 if ordered today

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Main Bearing Set;

Part Number: SLP-4125MA40

Not Yet Reviewed

Estimated Ship Date: Sep 26, 2025 if ordered today

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Main Bearings, AM-Series, Full Groove, .030 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM030

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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Main Bearings, Stock Size, Bi-metal, Dodge, Jeep, 5.2L, Set

Part Number: CWA-4397776K

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Main Bearing Set;

Part Number: SLP-884M10

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Main Bearings, Direct Replacement, 1/2 Groove, TM-77, Ford, Lincoln, Mercury, 4.6L, Set of 5

Part Number: CLE-MS2007P

Not Yet Reviewed

Estimated Ship Date: Tomorrow