Availability
1978 Bearings & Bearing Spacers
Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR640SI030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6
Part Number: KGB-CR642SI030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Rod Bearings, XP-Series, Copper/Lead/Nickel, 0.030 in.Crankshaft Undersize, Jaguar, 2.8, 3.4, 3.8, 4.2L, Set of 6
Part Number: KGB-CR697XP030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, AMC, GM, Set of 6
Part Number: KGB-CR6805SI030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
ProX Piston Pin Bearing RM250 '77-12 + YZ250 '83-98 18x23x22
Part Number: PXR-21-3303
Not Yet Reviewed
Estimated Ship Date: Mar 6, 2026 if ordered today
Estimated Ship Date: Mar 6, 2026 if ordered today
MAIN BEARING SET
Part Number: CLE-MS829H19
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Main Bearing Set;
Part Number: SLP-4663MA40
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Bearings, AM-Series, .020 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 200, L6, Set of 7
Part Number: KGB-MB785AM020
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mazda, 1.3, 1.4, 1.5L, Set of 5
Part Number: KGB-MB5510AM025
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mazda, 1.3, 1.4, 1.5L, Set of 5
Part Number: KGB-MB5510AM05
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mazda, 1.3, 1.4, 1.5L, Set of 5
Part Number: KGB-MB5510AM075
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 1.25mm Crankshaft Undersize, Mazda, 1.3, 1.4, 1.5L, Set of 5
Part Number: KGB-MB5510AM125
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Crankshaft Main Bearings
Part Number: KGB-MB5511XP020
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Toyota, 1.1, 1.2, 1.3L, Set of 5
Part Number: KGB-MB551AM075
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Toyota, 1.1, 1.2, 1.3L, Set of 5
Part Number: KGB-MB551AM10
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Full Groove, .060 in. Crankshaft Undersize, Bi Metal, Chrysler, Big Block B, Set of 5
Part Number: KGB-MB555AM060
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearing Set, CHEVROLET 369-502 Gen IV, V, VI - pMaxKote
Part Number: KGB-MB556XPC020
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, AM-Series, .030 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 200, Set of 7
Part Number: KGB-MB762AM030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7
Part Number: KGB-MB770AM05
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7
Part Number: KGB-MB770AM075
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7
Part Number: KGB-MB770AM10
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, CP-Series, Standard Size, Tri Metal, Jaguar, 4.2L, L6, Set of 7
Part Number: KGB-MB771CP
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, CP-Series, .010 in. Crankshaft Undersize, Tri Metal, Jaguar, 4.2L, L6, Set of 7
Part Number: KGB-MB771CP010
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, XP-Series, Tri-metal, Standard Size, Jaguar, 4.2L, Set of 7
Part Number: KGB-MB771XP
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, Ford, 240, 250, 300 6-cyl., 1966-1996, 0.040 in., Set
Part Number: KGB-MB7750SI040
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
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