Engine Bearings & Spacers

Main Bearings, MA Series, 0.010 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Ford, Lincoln, Mercury, V8, 221, 260, 289, 302, Set of 5

Part Number: SLP-4125MA10

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Ford, 5.4L, Set of 5

Part Number: SLP-153M

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearing, Nissan L Series 1967-86, Z-Car 2.0,2.8L .001 Undersize, Set

Part Number: SUM-1172H1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: SLP-140M10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bearings, Competition Series, 0.010 Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, 260, 289, 302, Set of 5

Part Number: SLP-129M10

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, 5.0L, Set of 5

Part Number: SUM-5655HXS

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Estimated Ship Date: Today

• Free Shipping

Main Bearings, Race Series Main Bearing Sets, 0.011 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829H011

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Estimated Ship Date: Today

Main Bearings, Competition Series, 0.010 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Buick, 340, 350, Set of 5

Part Number: SLP-4418M10

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Competition Series, 0.010 Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 7.4L, Set of 5

Part Number: SLP-141M10

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

• Free Shipping

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5

Part Number: SUM-590HXS

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearing Set;

Part Number: SLP-4663MA

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Rod Bearings, SBC/LS 2.100 pin, .837 width, Standard Clearance, set

Part Number: SUM-663HCS

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829HXS

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5

Part Number: SUM-590HXCS

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Main Bearings, Competition, 0.001 in. Extra Clearance, Tri Metal, 3/4 Groove, Ford, Big Block, Set of 5

Part Number: SLP-134M1X

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Rod Bearing, H Series, .001 in. Crankshaft Undersize, TM-77, Chevy, 348, 409, 366, 396, 402, 427, 454, Each

Part Number: CLE-CB743HN1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Summit Precision High-Tensile Tri-Metal Alloy Racing Rod Bearings, SBC/LS 2.100 pin, .837 width, .001 Extra Clearance, set

Part Number: SUM-663HXS

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, MA Series, Direct Replacement, 0.010 in. Crankshaft Undersize, AMC, Buick, Chevrolet, GMC, Jeep, Oldsmobile, Pontiac, 2.5L, Set of 5

Part Number: SLP-6689MA10

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, Competition Series, Standard Size, Tri metal, 3/4 Groove, Ford, 4.6L, for Cast Iron Block, Set

Part Number: SLP-148M

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, 0.010 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829H010

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5

Part Number: SUM-590H001

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, 0.009 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5

Part Number: SUM-590H009

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829HS

Not Yet Reviewed

Estimated Ship Date: Today