MERCURY King Engine Bearings Bearings & Bearing Spacers

Main Bearings, SI-Series, 3/4 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4

Part Number: KGB-MB4023SI020

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Estimated Ship Date: May 4, 2026 if ordered today

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Rod Bearings, King XP-Series Rod Bearings, .001 in., .026 mm Crankshaft Undersize, Tri-Metal, Ford, Mazda, Mercury, Sold as a Set of 4

Part Number: KGB-CR4507XP026

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Estimated Ship Date: May 4, 2026 if ordered today

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Rod Bearings, .010 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6

Part Number: KGB-CR642SI010

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Estimated Ship Date: May 4, 2026 if ordered today

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Rod Bearing, XP-Series, Copper/Lead/Nickel, Standard Size, Mazda, 1.6, 1.8L, Set of 4

Part Number: KGB-CR4002XPSTDX

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Estimated Ship Date: May 4, 2026 if ordered today

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

Part Number: KGB-CR6712SI05

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Main Bearings, King XP-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Ford, Mazda, Sold as a Set of 5

Part Number: KGB-MB5442XP025

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Rod Bearings, XP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Ford, 221, 255, 260, 289, 302, Set of 8

Part Number: KGB-CR804XPND010

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Rod Bearings, .030 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, Ford. Set of 8

Part Number: KGB-CR810AM030

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Rod Bearing, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 2.0, 2.3, 2.5L, Set of 4

Part Number: KGB-CR4476SI075

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Rod Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, Mercury, 3.0L, Set of 6

Part Number: KGB-CR691SI05

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Main Bearings, SI-Series, 3/4 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4

Part Number: KGB-MB4023SI030

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Estimated Ship Date: May 5, 2026 if ordered today

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Main Bearings, 1/2 Groove, .020 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI020

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Estimated Ship Date: May 5, 2026 if ordered today

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Main Bearings, 1/2 Groove, .030 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI030

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Main Bearings, 1/2 Groove, .040 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI040

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Main Bearings, 1/2 Groove, .060 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI060

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Main Bearings, SI-Series, Silicon Aluminum, 0.060 in. Crankshaft Undersize, Ford, 429, 460, Set of 5

Part Number: KGB-MB5650SI060

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Connecting rod bearing

Part Number: KGB-CR4002XP026

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Rod Bearings, XP-Series, Tri-metal, 0.50mm Crankshaft Undersize, Mazda, 1.6L, 1.8L, Set of 4

Part Number: KGB-CR4002XP05

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Rod Bearing, XP-Series, Copper/Lead/Nickel, Standard Size, Ford, 2.3L, Set of 4

Part Number: KGB-CR4507XP

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Estimated Ship Date: May 4, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, Mazda, 3.0L, Set of 4

Part Number: KGB-MB459SI05

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Rod Bearings, .030 in Crankshaft Undersize, Bi Metal, Alecular Alloy, Set of 6

Part Number: KGB-CR618AM030

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Rod Bearings, .040 in Crankshaft Undersize, Bi Metal, Alecular Alloy, Set of 6

Part Number: KGB-CR618AM040

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Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 6

Part Number: KGB-CR642SI030

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Rod Bearings, .050 in Undersize, Bi Metal, Silicon Aluminum, Ford, Big Block FE, Set of 8

Part Number: KGB-CR809AM050

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Rod Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, Mercury, 3.8L, Set of 6

Part Number: KGB-CR6807SI05

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