ACDelco Crankshaft Main Bearing Cap Bolt

The ACDelco crankshaft main bearing cap bolt is a replacement engine fastener. It secures the main bearing caps to the engine block and holds the crankshaft in position. Each bolt is made to meet the clamping and fit requirements of the engine it was designed for. Depending on the application, it may also be called a main cap bolt, main bearing bolt, or crankshaft bearing cap screw.

Key Features:

• Replaces the original main bearing cap fastener in the engine's crankshaft support assembly
• Helps keep bearing cap clamping load and alignment correct for proper crankshaft support
• Made to ACDelco's quality standards for OE-style fit, thread engagement, and strength
• Supports reliable engine sealing and bearing life when installed to the manufacturer's torque procedure

ACDelco is General Motors' genuine parts and service brand, and it has a long record of supplying replacement components for engine rebuilds and repairs. Always follow the vehicle manufacturer's service procedure for bolt reuse, replacement, and torque sequence during installation.