Main Bearings

Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Dodge, Jeep, 3.7L, Set of 4

Part Number: KGB-MB4102SI10

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Saturn, 1.9L, Set of 4

Part Number: KGB-MB5007SI05

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, for use on Acura®, Honda®, Isuzu, Set of 4

Part Number: KGB-MB4010AM025

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, for use on Acura®, Honda®, Isuzu, Set of 4

Part Number: KGB-MB4010AM05

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Lexus, Toyota, 3.0, 3.3L, Set of 4

Part Number: KGB-MB4011AM05

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 3.8L, Set of 4

Part Number: KGB-MB4052SI05

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 3.8L, Set of 4

Part Number: KGB-MB4052SI075

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

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: Feb 11, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, King XA-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Mercedes-Benz, Sold as a Set of 4

Part Number: KGB-MB4532XA025

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, King XA-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Tri-Metal, Mercedes-Benz, Sold as a Set of 4

Part Number: KGB-MB4532XA05

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, King XA-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Tri-Metal, Mercedes-Benz, Sold as a Set of 4

Part Number: KGB-MB4532XA075

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA40

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, 0.030 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA30

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, MA Series, 0.75mm Crankshaft Undersize, Bi-metal Aluminum Alloy, 1/2 Groove, Ford, Lincoln, Mercury, Set of 4

Part Number: SLP-7296MA75MM

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, King CP-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, for Nissan, Suzuki, Sold as a Set of 4

Part Number: KGB-MB4510CP025

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, King XP-Series Coated Main Bearings, .001 in., .026 mm Crankshaft Undersize, Bi-Metal, for Infiniti, for Nissan, Sold as a Set of 4

Part Number: KGB-MB4524XPC026

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, Full Groove, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-MB4010AM

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, 3/4 Groove, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-MB4050AM

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Full Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 4

Part Number: KGB-MB431SI010

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 1.50mm Crankshaft Undersize, Chevy, 2.8L, Set of 4

Part Number: KGB-MB427AM15

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Full Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 4

Part Number: KGB-MB431SI030

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Full Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 4

Part Number: KGB-MB431SI040

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Ford, Sold as a Set of 4

Part Number: KGB-MB435SI020

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 1.25mm Crankshaft Undersize, Chevy, 2.8L, Set of 4

Part Number: KGB-MB427AM125

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, King SI-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Bi-Metal, Ford, Sold as a Set of 4

Part Number: KGB-MB435SI030

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order