Main Bearing Set for 1963-1974 Chevrolet Impala & More - Sealed Power 4124MA 10

Help keep the crankshaft spinning true and quiet with the Sealed Power Engine Crankshaft Main Bearing Set 4124MA10. These crankshaft main bearings support the crank in the block and provide the oil-film bearing surface the main journals ride on. It fits a wide range of inline-six applications — including the 1975-1984 Chevrolet C10 [L6-4.1L], 1963-1969 Chevrolet C10 Pickup [L6-3.8L], 1967-1979 Chevrolet Camaro [L6-4.1L], and many Chevrolet, GMC, Buick and Checker models with the L6-3.2L, L6-3.5L, L6-3.8L, L6-4.1L and L6-4.8L engines. See the Buyer's Guide tab for the full list.

• A-Series bi-metal aluminum alloy: offers greater seizure resistance than tri-metal material.
• Made with silicon: provides greater surface hardness and is designed to help reduce bearing wear.
• Exacting tolerances: premium-grade bearings built to OEM specifications or better.
• Application-specific design: built for the demands of today's engines to help restore engine performance.

Signs the original main bearings may need replacing include a deep knocking noise, low oil pressure, or metal in the oil. Country of origin: Mexico.

Interchange: MB752SI 010
MB752SI010 · 7M617P10 · MS617A10 · MS617P10 · BC298J010 · MS2617P10