ACL Bearings 4B1350H-STD Race Series Connecting Rod Bearing - Set

The ACL Bearings 4B1350H-STD is a high-performance Race Series connecting rod bearing set engineered for Opel, Holden, and Daewoo Family I engines ranging from 1.2L to 1.8L displacement. This standard size (STD) bearing kit is designed to withstand higher RPM conditions and demanding motorsport applications.

Key Features:

• Tri-metal construction with hardened steel backing for superior strength and bearing retention
• High-strength overlay plate with reduced thickness for improved fatigue properties
• No flash plating on backing to maximize heat transfer and improve grip in housing
• Increased eccentricity to compensate for bore distortion at high RPM
• Precision-manufactured to exacting tolerances for consistent wall thickness and reliable fit
• Large chamfers to accommodate larger crankshaft fillets
• Enhanced material strength for reliability in high-stress conditions

Specifications:

• Housing (Tunnel) Size: 46.000-46.013mm
• Shaft Size: 42.971-42.987mm
• Maximum Overall Length: 16.63mm
• Maximum Wall at Crown: 1.495mm
• Bearing Type: Identical halves

Compatible with numerous Opel/Holden engine codes including C12NZ, C13N, C14NZ, C14SE, C16NZ, C16XE, X14XE, X16XE, Z14XE, Z16XE, Z16XER, Z18XE and many others. ACL Race Series bearings are trusted by engine builders worldwide for performance builds where reliability and durability are critical.