ACL 7M2428HC-STD CT-1 Coated High Performance Main Bearing Set

Vehicle Fitment

• 1990-2002 Nissan Skyline GT-R R32/R33/R34 (RB26DETT, 2.6L I6)

Features

• High-performance main bearings with CT-1 Dry Film Lubricant coating
• Trimetal construction combining copper, tin, and lead for durability
• Optimized for high-RPM and track applications
• Hardened steel backing for enhanced support and retention
• Increased crush design for improved stability under load
• 3/4 groove design ensures optimal oil distribution
• Reduced friction and improved load-carrying capacity
• Direct-fit replacement for OEM main bearings

Specifications

• Size: Standard (no oversize)
• Material: Trimetal (Copper, Tin, Lead)
• Coating: CT-1 Dry Film Lubricant
• Max shaft size: 54.975 mm
• Min shaft size: 54.951 mm
• Max tunnel size: 58.658 mm
• Min tunnel size: 58.645 mm
• Wall thickness at crown: 1.827 mm
• Groove type: 3/4 groove

Included Components

• 1x Upper main bearing half
• 1x Lower main bearing half
• 1x Upper main bearing half
• 1x Lower main bearing half
• 1x Upper main bearing half
• 1x Lower main bearing half
• 1x Upper main bearing half
• 1x Lower main bearing half
• 1x Upper main bearing half
• 1x Lower main bearing half
• 1x Upper main bearing half
• 1x Lower main bearing half
• 1x Upper main bearing half
• 1x Lower main bearing half

Product Description

The ACL 7M2428HC-STD Main Bearing Set with CT-1 coating is designed for the RB26DETT 2.6L I6 engines found in the 1990-2002 Nissan Skyline GT-R R32, R33, and R34 models. These standard-size bearings provide excellent durability, reducing friction and improving engine longevity in both street and track conditions.

Utilizing ACL's Trimetal construction and the advanced CT-1 Dry Film Lubricant, this bearing set enhances load capacity while maintaining optimal oil clearances. Hardened steel backs and increased crush design further ensure stability under high-performance operating conditions.

Easy to install as a direct-fit replacement, this bearing set is ideal for OEM rebuilds and high-performance engine upgrades. The 3/4 groove design guarantees proper lubrication to critical engine components, ensuring consistent performance and reliability.