Bearings & Bearing Spacers

Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 4

Part Number: KGB-MB452SI010

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, Austin, MG, 1.8L, Set 5

Part Number: KGB-MB520AM040

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings CHEVROLET 151, 153

Part Number: KGB-MB5313SI010

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM030

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Full Groove, .050 in. Crankshaft Undersize, Bi Metal, Ford, 144, 170, 200, Set of 4

Part Number: KGB-MB409AM050

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Standard Size, Bi Metal, BMW, 2.8, 3.0L, L6, Set of 7

Part Number: KGB-MB770AM

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Austin, MG, 1.8L, Set 5

Part Number: KGB-MB520AM

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, .030 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 200, Set of 7

Part Number: KGB-MB762AM030

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bearings, 0.010 in. Crankshaft Undersize, Bi-metal, Dodge, Jeep, 3.7L, Set

Part Number: CWA-5019447K010

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, Stock Size, Alecular Silicon, Jeep, 2.4L, Set

Part Number: CWA-5012582K

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, 0.25mm Crankshaft Undersize, Alecular Silicon, Jeep, 2.4L, Set

Part Number: CWA-5012584K

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bearings, 0.010 in. Crankshaft Undersize, Bi-metal, Dodge, Jeep, Set

Part Number: CWA-2421309K

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, Stock Size, Bi-metal, Dodge, Jeep, 5.2L, Set

Part Number: CWA-4397776K

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings DATSUN L18,

Part Number: KGB-MB534AM05

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings DATSUN L18,

Part Number: KGB-MB534AM075

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings

Part Number: KGB-MB763SI050

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, King AM-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Alecular Silicon, Opel, Sold as a Set of 5

Part Number: KGB-MB5520AM05

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, King AM-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Alecular Silicon, Opel, Sold as a Set of 5

Part Number: KGB-MB5520AM075

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings LANDROVER EFi 4.0L, 4.6L

Part Number: KGB-MB5031AM010

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, King SI-Series Main Bearings, .040 in., 1.00 mm Crankshaft Undersize, Bi-Metal, Ford, Mazda, Sold as a Set of 5

Part Number: KGB-MB5442SI10

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.060 in. Crankshaft Undersize, Ford, 429, 460, Set of 5

Part Number: KGB-MB5650SI060

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings MITSUBISHI 4G52

Part Number: KGB-MB577AM

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Ford, Mazda, Sold as a Set of 5

Part Number: KGB-MB5442SI05

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, CP-Series, Copper/Lead/Alloy, 0.030 in. Crankshaft Undersize, Ford, 7.3L Diesel, Set of 5

Part Number: KGB-MB5263CP030

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Chevy, 6.2, 6.5L Diesel, Set of 5

Part Number: KGB-MB5257SI05

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order