ACL Bearings 4B4565A-1.00 Connecting Rod Bearings 1.00mm Oversize

ACL Bearings 4B4565A-1.00 connecting rod bearings are precision-engineered performance bearings designed for engine builders working with crankshafts machined to 1.00mm oversize dimensions. These standard series rod bearings feature ACL's proven trimetal construction, delivering reliable durability for street performance and engine rebuilds.

Key Features:

• 1.00mm (0.040") oversize specification for machined crankshaft journals
• Trimetal design with high-strength steel backing for enhanced support
• Precision-manufactured to strict tolerances for consistent oil clearances
• Advanced bearing lining materials for improved wear resistance
• Engineered for reliable performance under varying load conditions
• Complete set includes all necessary rod bearings for installation

ACL's standard connecting rod bearings are manufactured using state-of-the-art metallurgy and quality control processes. The trimetal construction features a steel backing plate bonded to a bearing lining material designed to provide proper load distribution and heat dissipation. These bearings are manufactured to exacting tolerances with particular attention to wall thickness accuracy, ensuring reliable fitment and helping maintain consistent bearing clearances throughout the engine's operating range.

Proper measurement and clearance checking are essential during installation to ensure optimal performance and engine longevity. These oversize bearings are specifically intended for engines where connecting rod journals have been machined to accommodate the 1.00mm oversize dimension.