Main Bearings - Upper and lower Groove Location - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Clevite P-Series Main Bearings MS-963P

Main Bearings, P Series, Full Groove, Standard Size, Tri Metal, Dodge, Plymouth, 340, Set of 5

Part Number: CLE-MS963P

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 129M

Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Ford, 260, 289, 302, Set of 5

Part Number: SLP-129M

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power Main Bearing Sets 4221M

Main Bearing Set;

Part Number: SLP-4221M

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 152M10

Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Super Duty Alloy, 3/4 Groove, Chevy, Pontiac, 5.7L, Set of 5

Part Number: SLP-152M10

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 7211M

Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Jeep, L6, 4.0L, Set

Part Number: SLP-7211M

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power MA Series Main Bearings 5085MA

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 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power Main Bearing Sets 4294M10

Main Bearings, 0.010 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power MA Series Main Bearings 4924MA30

Main Bearings, 0.030 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chrysler, Dodge, Plymouth, Big Block, Set of 5

Part Number: SLP-4924MA30

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Clevite AL-Series Main Bearings MS-943A

Main Bearing Set-.020 OS HOUSING / .040 OS LENGTH FLANGE VW AIR COOLED

Part Number: CLE-MS943A

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power MA Series Main Bearings 5095MA

Main Bearings, Standard Size, Bi Metal, Full Groove, Chrysler, Dodge, Plymouth, 318, Set of 5

Part Number: SLP-5095MA

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 139M10

Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 157M

Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Buick, 455, Set of 5

Part Number: SLP-157M

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King XP-Series Coated Main Bearings MB7084XPC

Main Bearings, King XP-Series Coated Main Bearings, Stock Size, Tri-Metal, Toyota, Sold as a Set of 7

Part Number: KGB-MB7084XPC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 113M10

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 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Summit Racing™ Race Series Main Bearing Sets SUM-7298HC10

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, Chevy LS, .010 undersize (thicker), Racing 270 Deg. Oil groove, set

Part Number: SUM-7298HC10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power Main Bearing Sets 5078M30

Main Bearings, 0.030 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5

Part Number: SLP-5078M30

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power MA Series Main Bearings 4926MA10

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-4926MA10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power MA Series Main Bearings 5078MA

Main Bearings, Standard Size, Bi Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5

Part Number: SLP-5078MA

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Competition Series Main Bearings 139M1

Main Bearings, Competition, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Summit Racing™ Race Series Main Bearing Sets SUM-1432HXS

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, 351 Windsor .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1432HXS

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power Main Bearing Sets 146M1X

Main Bearings, Performance, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, Mercury, 351C, Set of 5

Part Number: SLP-146M1X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB 559AM 020

Main Bearings, AM-Series, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 330-428, FE, FT, Set 5

Part Number: KGB-MB559AM020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Summit Racing™ Race Series Main Bearing Sets SUM-590HCS

Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5

Part Number: SUM-590HCS

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power Main Bearing Sets 5078M1

Main Bearings, 0.001 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5

Part Number: SLP-5078M1

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power Main Bearing Sets 4294M30

Main Bearings, 0.030 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025