Availability
Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, 0.020 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5
Part Number: KGB-MB556XPN020
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Main Bearings, HP-Series, 1/2 Groove, Bi-Metal, Silicon Aluminum, .001 in. Thinner Size, Chevy, Big Block, Set of 5
Part Number: KGB-MB556HPNSTDX
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, Race Series, Tri-Metal, 1/2 Groove, .001 in. Extra Clearance, Chevrolet, Small Block, Set of 5
Part Number: PEB-5M909HX-STD
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, Tri-Metal, .010 Crankshaft Undersize, Chevy, GMC, Pontiac, 235, 261, Set of 4
Part Number: SLP-960M10
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Main Bearings, P Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Big Block, Set of 5
Part Number: CLE-MS829P1
Main Bearings, HP-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Chevy, 400, Set of 5
Part Number: KGB-MB509HP030
Not Yet Reviewed
Main Bearings, XP-Series, Standard Size, Chevy, 400, Set of 5
Part Number: KGB-MB509XP
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, P Series, 1/2 Groove, .030 in. Crankshaft Undersize, Tri Metal, Chevy, Big Block, Set of 5
Part Number: CLE-MS829P30
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, Competition Series, 0.020 Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 7.4L, Set of 5
Part Number: SLP-141M20
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Main Bearings, P Series, 1/2 Groove, 0.010 in. Crankshaft Undersize, TM-77, Chevy, GMC, 194, 230, 250, 292, Set
Part Number: CLE-MS617P10
Not Yet Reviewed
Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, 0.001 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5
Part Number: KGB-MB556XPN001
Rod Bearings, HP-Series, .010 in. Narrow, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8
Part Number: KGB-CR807HPN010X
Main Bearings, Competition Series, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5
Part Number: SLP-140M20
Main Bearings, 0.001 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chevy, Big block, Set of 5
Part Number: SLP-4400MA1
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
ChevroletSmall Block Small Pin - 2.000" 265, 283, 302, 327 ci V8Tri-Metal - STD - Extra .001" oil clearance
Part Number: PEB-8B745HX-STD
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Main Bearings, Race Series, Tri-Metal, 1/2 Groove, .001 in. Crankshaft Undersize, Chevrolet, Small Block, Set of 5
Part Number: PEB-5M909H-01
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Bearing Set-
Part Number: CLE-MS617A10
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
Main Bearings, Competition Series, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5
Part Number: SLP-140M1X
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Main Bearing Set;
Part Number: SLP-4124MA10
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Main Bearing Set;
Part Number: SLP-4124MA20
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Main Bearing Set;
Part Number: SLP-7274MA10X20
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Main Bearing Set-Chevrolet Pass. & Trk. 194, 230, 250, 292 6-cyl. (1962-90)
Part Number: CLE-MS617A
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
MAIN BEARING SET
Part Number: CLE-MS909H19
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Main Bearings, Tri-Metal, .040 Crankshaft Undersize, Chevy, GMC, Pontiac, 235, 261, Set of 4
Part Number: SLP-960M40
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Rod Bearings, CH-Series, Standard Size, Tri Metal, Chevy, Small Block, Set of 8
Part Number: SLP-8-7095CH
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.