Availability
Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 4.6, 5.4L, Set of 5
Part Number: KGB-MB5280SI075
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 2.0L, Set of 4
Part Number: KGB-MB5008SI025
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Chevy, Small Block, Set of 5
Part Number: KGB-MB5184SI040
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, Full Groove, .050 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5504SI050
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 3.8, 3.9, 4.2L, Set of 4
Part Number: KGB-MB4034SI025
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, King SI-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Audi, Volkswagen, Sold as a Set of 6
Part Number: KGB-CR6778SI025
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Aluminum Silicon, Jeep, 2.5L, Set 5
Part Number: KGB-MB5148SI
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, .040 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 8
Part Number: KGB-CR814SI040
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, .040 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8
Part Number: KGB-CR865SI040
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, 0.010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 5.8, 6.6L, Set of 5
Part Number: KGB-MB5190SI010
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 4.6L, Set of 5
Part Number: KGB-MB5219SI025
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, 0.75mm. Crankshaft Undersize, Ford, Mercury, 3.0L, Set of 6
Part Number: KGB-CR691SI075
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, King SI-Series Rod Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Dodge, Jeep, Sold as a Set of 8
Part Number: KGB-CR8031SI025
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, SI-Series, Full Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5
Part Number: KGB-MB5534SI030
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Rod Bearings, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford. Set of 8
Part Number: KGB-CR816SI040
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 4
Part Number: KGB-MB4102SI
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Countershaft Seal Kit, Yamaha, Kit
Part Number: ALB-25-4022
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Rod Bearings, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford. Set of 8
Part Number: KGB-CR872SI010
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, .002 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5
Part Number: SLP-4663M2
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Rod Bearings, CP-Series, Copper/Lead/Alloy, 0.040 in. Crankshaft Undersize, Ford, 6.9, 7,3L Diesel, Set of 8
Part Number: KGB-CR829CP040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE .010 Undersize, Set
Part Number: SUM-8353H010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE .001 Undersize, Set
Part Number: SUM-8353H1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE Standard Size, Set
Part Number: SUM-8353HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Honda F20C,F22C .010 Undersize, Set
Part Number: SUM-1913H010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Honda F20C,F22C Standard Size, Set
Part Number: SUM-1913HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.