ACL Bearings 8B634H-010 H-Series Connecting Rod Bearing Set, 0.010-Inch Undersize, Small Block Ford

The ACL Bearings 8B634H-010 H-Series Connecting Rod Bearing Set is designed for Small Block Ford engines requiring connecting rod bearings with a 0.010-inch undersize. Built for performance-oriented and high-load applications, this bearing set supports reliable crankshaft-to-connecting-rod operation while helping maintain proper oil control and bearing clearance when used with a correctly machined crankshaft.
The H-Series design is engineered for demanding engine builds and provides a durable bearing solution for performance street, racing, and rebuild applications. Each bearing is manufactured to ACL Bearings' specifications for consistent fit and dependable service. The 0.010-inch undersize configuration is intended for crankshafts that have been machined accordingly, so verify crankshaft journal measurements and required clearances before installation.
This connecting rod bearing set is supplied as a matched kit for Small Block Ford applications. Always follow the engine manufacturer's installation procedures, use the correct assembly lubricant, and confirm journal condition, bearing orientation, oil-hole alignment, and final clearances during assembly. The ACL Bearings 8B634H-010 is a direct-fit replacement component when the application and machining specifications are properly matched. It is not air restricted and does not require truck freight shipping.

Features:

• Brand: ACL Bearings

• Part Number: 8B634H-010

• Bearing Series: H-Series

• Component Type: Connecting rod bearing set

• Engine Application: Small Block Ford

• Bearing Size: 0.010-inch undersize

• Kit Contents: Matched connecting rod bearing set

• Application Note: Intended for crankshafts machined to accept 0.010-inch undersize bearings

• Shipping Classification: Not air restricted and not truck freight only