Federal Mogul 6631M10 Crankshaft Main Bearing Set Oversize - 010

The Federal Mogul 6631M10 is a precision-engineered crankshaft main bearing set designed for engine rebuilds and performance applications. Manufactured by Sealed Power, a trusted Federal Mogul brand with over a century of bearing innovation, this main bearing set delivers the quality and reliability demanded by professional engine builders and automotive enthusiasts.

Key Features:

• .010" oversize bearing specifications for machined crankshaft journals
• Precision-machined to tight tolerances for optimal crankshaft support and rotation
• Advanced bearing materials designed to reduce friction and wear
• Engineered to withstand high loads and extreme combustion forces
• Proper oil clearances ensure consistent lubrication and heat dissipation
• ISO and QS certified manufacturing standards

Main bearings support the crankshaft within the engine block, allowing it to rotate freely while converting the reciprocating motion of the pistons into rotational power. This oversized bearing set is specifically designed for crankshafts that have been machined to remove imperfections or damage, ensuring proper fitment and optimal engine performance during rebuilds and restorations.