Availability
Main Bearings
Main Bearing, Full Groove, Standard Size, Steel Backed, Aluminum Alloy, Ford, Mercury, 312, Set of 5
Part Number: KAA-MBS1717-STD
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, 0.001 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5
Part Number: SLP-5078M1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, SI-Series, Full Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5504SI
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Ford, 351M, 351W, 400, Set of 5
Part Number: SLP-130M
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Standard, Tri Metal, Full Groove, Oldsmobile, 4.3L, 5.0L, 5.4L, 5.7, 403, Gas Engines, Set of 5
Part Number: SLP-4281M
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Full Groove, .030 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 330-428, FE, FT, Set 5
Part Number: KGB-MB559AM030
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition Series, 0.010 Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, 260, 289, 302, Set of 5
Part Number: SLP-129M10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Standard Size, Bi Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5
Part Number: SLP-5078MA
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition, 0.001 in. Oversize, Tri Metal, 3/4 Groove, Ford, 351M, 351W, 400, Set
Part Number: SLP-130M1X
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5
Part Number: SLP-140M
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5
Part Number: SLP-139M10
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, P Series, Full Groove, .020 in. Crankshaft Undersize, Tri Metal, Chrysler, Dodge, Plymouth, 318, Set of 5
Part Number: CLE-MS1344P20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition Series, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5
Part Number: SLP-140M10
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Jeep, L6, 4.0L, Set
Part Number: SLP-7211M
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Full Groove, Standard Size, Steel Backed, Aluminum Alloy, Chevy, 348, 409, Set of 5
Part Number: KAA-MBS2458-STD
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Flathead V8, Set
Part Number: KGB-MB3351SI
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, SBC 327 Main Standard Clearance, 3/4 Upper and Lower groove, set
Part Number: SUM-429HCS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, P-Series, TM-77, Standard Size, Ford, Mercury, Merkur, 2.0, 2.3L, Set
Part Number: CLE-MS1117P
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403, Set of 5
Part Number: KGB-MB5514AM
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, P Series, Full Groove, Standard Size, Tri Metal, Dodge, Plymouth, 340, Set of 5
Part Number: CLE-MS963P
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, 0.030 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5
Part Number: SLP-4294M30
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, 0.020 in. Crankshaft Undersize, Tri Metal, Full Groove, Chrysler, Dodge, B Big Block, 383, 400, Set of 5
Part Number: SLP-4094M20
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, King XP-Series Main Bearings, Stock Size, Tri-Metal, Volvo, Sold as a Set of 5
Part Number: KGB-MB612XP
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Full Groove, .010 in. Crankshaft Undersize, Steel Backed, Aluminum Alloy, Cadillac, 331, Set of 5
Part Number: KAA-MBS1329-010
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2026 if ordered today
Estimated Ship Date: Nov 24, 2026 if ordered today
Main Bearings, Competition, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5
Part Number: SLP-139M1
Estimated Ship Date: Today
Estimated Ship Date: Today
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