Bearings & Bearing Spacers

Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Buick, 3.8L, V6, Set 4

Part Number: KGB-MB4017SI020

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 3.8, 3.9, 4.2L, Set of 4

Part Number: KGB-MB4034SI05

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 3.8, 3.9, 4.2L, Set of 4

Part Number: KGB-MB4034SI075

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bearings HOLDEN XUT, LH, HJ, HQ

Part Number: KGB-CR6649AM

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bearings HOLDEN XUT, LH, HJ, HQ

Part Number: KGB-CR6649AM001

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bearings HOLDEN XUT, LH, HJ, HQ

Part Number: KGB-CR6649AM020

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bearings HOLDEN XUT, LH, HJ, HQ

Part Number: KGB-CR6649AM040

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Rod Bearings, AM-Series, Alecular Silicon. 0.25mm. Crankshaft Undersize, Mazda, 2.5, 3.0L, Set of 6

Part Number: KGB-CR6655AM025

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Rod Bearings, AM-Series, Alecular Silicon. 0.75mm. Crankshaft Undersize, Lexus, Toyota, Set of 6

Part Number: KGB-CR6669AM075

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Rod Bearings, SI-Series, Silicon Aluminum. 0.50mm. Crankshaft Undersize, Infiniti, Nissan, Set of 6

Part Number: KGB-CR6676SI05

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Rod Bearings, SI-Series, Silicon Aluminum. 1.00mm. Crankshaft Undersize, Infiniti, Nissan, Set of 6

Part Number: KGB-CR6676SI10

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Rod Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Chevy, GMC, Oldsmobile, Pontiac, Set of 6

Part Number: KGB-CR6683SI075

Not Yet Reviewed

Estimated Ship Date: Jan 2, 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: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Kia, Mitsubishi, Set of 4

Part Number: KGB-MB4050AM05

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Kia, Mitsubishi, Set of 4

Part Number: KGB-MB4050AM10

Not Yet Reviewed

Estimated Ship Date: Jan 2, 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: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Ford, 3.8L, Set of 4

Part Number: KGB-MB4052SI10

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Chrysler, 2.7L, Set of 5

Part Number: KGB-MB4074SI075

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Chrysler, 2.7L, Set of 5

Part Number: KGB-MB4074SI10

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Chrysler, Dodge, Plymouth, 170, 198, 225, Set of 4

Part Number: KGB-MB407AM040

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings CHEVROLET / JEEP 173ci 2.8L

Part Number: KGB-MB4093SI05

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Crankshaft Main Bearings CHEVROLET / JEEP 173ci 2.8L

Part Number: KGB-MB4093SI075

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Dodge, Jeep, 3.7L, Set of 4

Part Number: KGB-MB4102SI05

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Dodge, Jeep, 3.7L, Set of 4

Part Number: KGB-MB4102SI075

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Chrysler, 3.2, 3.5L, Set of 4

Part Number: KGB-MB4103SI10

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order