Main Bearings

Main Bearings, Competition Series, 0.010 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Mopar, 360, Set of 5

Part Number: SLP-120M10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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: Monday 11/24/2025

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, 351 Windsor .010 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1432H10

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

Main Bearings, Performance, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, Mercury, 351C, Set of 5

Part Number: SLP-146M20

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1038HXS

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, Chevy LS, .001 undersize (thicker), Racing 270 Deg. Oil groove, set

Part Number: SUM-7298HC01

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Gen. V LT, .001 Extra Clearance, 180 or 360 thrust, set

Part Number: SUM-7292HXS

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, BBF 460 .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1039HXS

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

Main Bearings, Competition, 0.001 in. Oversize, .001 extra clearance Super Duty Alloy, 3/4 Groove, Chevy, Pontiac, 5.7L, Set of 5

Part Number: SLP-152M1X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

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 11/24/2025

Main Bearings, Competition Series, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Buick, 455, Set of 5

Part Number: SLP-157M10

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .001 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1038H001

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

Main Bearing, BB FORD 429 460 .001 Undersize, Set

Part Number: SUM-1039H-01

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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

Part Number: SUM-1432HS

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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: Monday 11/24/2025

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 11/24/2025

Main Bearing, Chevrolet Small Block 400 .010 Undersize, Set

Part Number: SUM-1038H-10

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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 11/24/2025

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 11/24/2025

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: Monday 11/24/2025

• Free Shipping

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 11/24/2025

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, BBF 460 Standard Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1039HS

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, SBC 327 Main .001 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-429HC001

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

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: Monday 11/24/2025

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA10

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

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