CHEVROLET Chevy small block Gen I Main Bearings

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

Part Number: CLE-MS909P

4.67 out of 5 stars ( 24 )

Estimated Ship Date: Monday 9/22/2025

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

Part Number: CLE-MS909H

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, H Series, 1/2 Groove, .001 in. Extra Oil Clearance, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909HX

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

Main Bearing, XP-Series, Standard, Tri Metal, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XP

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P10

4.85 out of 5 stars ( 27 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, H Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909H10

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: SUM-172010

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, HP-Series, Standard Size, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557HP

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, H Series, 1/2 Groove, Stock, Coated, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909HC

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Main Bearings, H Series, 1/2 Groove, .001 in. Thinner Size, Tri Metal, Chevy, 400 Small Block, Set of 5

Part Number: CLE-MS1038HX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: CLE-MS429P10

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P20

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

Main Bearing, XP-Series, Coated, Standard, Tri Metal, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XPC

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Main Bearings, H Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909H1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 350 Main Standard Clearance, Half-Upper groove, set

Part Number: SUM-909HS

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

Main Bearings, Race Series, Tri-Metal, 1/2 Groove, Standard Size, Chevrolet, Small Block, Set of 5

Part Number: PEB-5M909H-STD

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

Main Bearing, XP-Series, Copper/Lead/Nickel, Standard Size, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XPSTDX

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

Main Bearing, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XP010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

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 9/22/2025

Main Bearings, P Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

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: Monday 9/22/2025

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: CLE-MS429P

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025