Bearings & Bearing Spacers

Main Bearings, HP-Series, Silicon Aluminum, 0.021 in. Crankshaft Undersize, Chevy, 400, Set of 5

Part Number: KGB-MB509HP021

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM075

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Cummins, Sold as a Set of 7

Part Number: KGB-MB7119SI05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, King SI-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Bi-Metal, Cummins, Sold as a Set of 7

Part Number: KGB-MB7119SI075

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings PERKINS 6-354

Part Number: KGB-MB727AM

Not Yet Reviewed

Estimated Ship Date: Dec 1, 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 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.50mm. Crankshaft Undersize, Ford, 4.6L, Set of 5

Part Number: KGB-MB5353XP05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft Main Bearings VOLVO 520, B5252, B5254F/T, B5234F/T

Part Number: KGB-MB612AM10

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings set, Ford 122 Pinto

Part Number: KGB-MB5744CP05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings set, Ford 122 Pinto

Part Number: KGB-MB5744CP075

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings set, PORSCHE M 48.00/M 48.50

Part Number: KGB-MB5790SI

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings set, Ford 122 Pinto

Part Number: KGB-MB5744CP

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings set, Ford 122 Pinto

Part Number: KGB-MB5744CP025

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, HP-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5

Part Number: KGB-MB529HP020X

Not Yet Reviewed

Estimated Ship Date: Dec 1, 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 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings BMW M20B20-23-25-27, M50B25, M52B20-25-28

Part Number: KGB-MB798AM025

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings BMW M20B20-23-25-27, M50B25, M52B20-25-28

Part Number: KGB-MB798AM05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, HP-Series, Silicon Aluminum, 0.011 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5

Part Number: KGB-MB529HP011

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings DATSUN L18,

Part Number: KGB-MB534AM05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings DATSUN L18,

Part Number: KGB-MB534AM075

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings MITSUBISHI 4G52

Part Number: KGB-MB577AM025

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings MITSUBISHI 4G52

Part Number: KGB-MB577AM05

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings MITSUBISHI 4G52

Part Number: KGB-MB577AM075

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, HP-Series, Silicon Aluminum, 0.021 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557HP021

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order