CHEVROLET Engines & Components

Crankshaft Main Bearings CHEVROLET V8 400 16v

Part Number: KGB-MB5224AM

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Harmonic Balancer Bolt, Steel, Zinc Plated, Hex Head, Chevy, Big Block, Each

Part Number: MRG-946G

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, 0.001 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556XPN001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Rod Bearings, SI Series, Bi-metal, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Chevy, Set of 8

Part Number: KGB-CR803SI010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bearings,King XP-Series Coated Main Bearings, .020 in., .50 mm Crankshaft Undersize, Tri-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB556XPNC020

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Rocker Arm Nuts, Stamped Steel Rockers, 3/8 in.-24 Thread, .603 in. Outside Diameter, Set of 16

Part Number: MRG-920G

5.0 out of 5 stars ( 9 )

Adapter, Oil Filter Bypass, Bolt-On, Aluminum, Natural, 13/16-16 in. Thread, Each

Part Number: MRG-1272

3.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Main Bearings, XP-Series, Standard Size, Chevy, 400, Set of 5

Part Number: KGB-MB509XP

Not Yet Reviewed

• Special Order

Cam and Lifter kit, Pro LS Big Truck Torkinator High Lift. 212/218 Dur., 110+3, .600/.585 Lift, 3-bolt, 4.8 5.3 5.7 6.0 6.2, Each

Part Number: SUM-K8728R1

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Estimated Ship Date: Today

• Free Shipping

Main Bearings, XP-Series, Performance, .001 Extra Clearance, Tri-Metal, Dart LS Next, Set of 5

Part Number: KGB-MB5777XPSTDX

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearing Set, CHEVROLET 400 V8 - pMaxKote

Part Number: KGB-MB509XPC010

Not Yet Reviewed

• Special Order

Rod Bearings, King MC-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 8

Part Number: KGB-CR8062MC010

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Estimated Ship Date: Today

Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 5

Part Number: KGB-MB5293SI020

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Estimated Ship Date: Today

Rod Bearings, HP Series, Bi-metal, Silicon Aluminum, Standard Size, Chevy, Set of 8

Part Number: KGB-CR803HPN

Not Yet Reviewed

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Valve Cover Breather, Push-On, Round, Steel, Chrome, with Hose Nipple, Plain, Each

Part Number: MRG-2063

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.7L, Each

Part Number: VRE-DCM6

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Core Charge $670.00
• Drop Ship
• Freight Charge
• Special Order

Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 5

Part Number: KGB-MB556SI001

Not Yet Reviewed

Estimated Ship Date: Today

Cam and Lifter kit, Stage 3 Pro LS Twin-Turbo Cam. 234/238 Dur., 115+5, .625/.605 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Each

Part Number: SUM-K8722R1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI030

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI040

Not Yet Reviewed

Estimated Ship Date: Today

Rod Bearings, 0.010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.010 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556HPN010X

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 5

Part Number: KGB-MB556SI030

Not Yet Reviewed

Estimated Ship Date: Today

Oil Pan Baffles, Replacement, LS Swap, Off-Road Oil Pan, Aluminum, Satin Finish, for Holley 302-4, 4BK, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: HLY-302-33

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Estimated Ship Date: Today

• Free Shipping

Rod Bearings, .010 in. Crankshaft Undersize, .001 in. Extra Clearance, Bi-metal, Silicon Aluminum, Chevy, Big Block

Part Number: KGB-CR808HPN010X

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Estimated Ship Date: Today