Availability
Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5
Part Number: KGB-MB529SI030
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR6616SI020
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, SI-Series, Silicon Aluminum. 0.25mm. Crankshaft Undersize, Chevy, GMC, Pontiac, 4.3L, Set of 6
Part Number: KGB-CR6625SI025
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Set of 4
Part Number: KGB-CR4476SI
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR640SI020
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Chrysler, 2.7L, Set of 5
Part Number: KGB-MB4074SI025
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8
Part Number: KGB-CR865SI030
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5
Part Number: KGB-MB445SI010
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, King SI-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Bi-Metal, General Motors, Sold as a Set of 4
Part Number: KGB-MB4272SI075
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, for Hyundai, Sold as a Set of 5
Part Number: KGB-MB5707SI025
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, for use on Acura®, Honda®, Set of 5
Part Number: KGB-MB5568AM025
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 4
Part Number: KGB-MB4056SI
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5
Part Number: KGB-MB445SI020
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Rod Bearings, King SI-Series Rod Bearings, Stock Size, Bi-Metal, AMC, Buick, Chevy, GMC, Jeep, Olds, Pontiac, Sold as a Set of 4
Part Number: KGB-CR4519SI
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Chrysler, Dodge, Sold as a Set of 5
Part Number: KGB-MB5840SI05
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Rod Bearings, SI-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, AMC, International, Jeep, L-6, Set of 6
Part Number: KGB-CR6805SI010
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, SI-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, AMC, International, Jeep, L-6, Set of 6
Part Number: KGB-CR6805SI020
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, for use on Acura®, Honda®, Set of 5
Part Number: KGB-MB5568AM075
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, AM-Series, Alecular Silicon, 0.001 in. Crankshaft Undersize, Buick, Oldsmobile, Pontiac, Set of 6
Part Number: KGB-CR6616SI001
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, Mercury, 3.0L, Set of 6
Part Number: KGB-CR691SI025
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR642SI020
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR6636SI
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, .010 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR6636SI010
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Ford, Set of 6
Part Number: KGB-CR6712SI
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mitsubishi, 3.0L, Set of 4
Part Number: KGB-MB459SI025
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.