ACL High Performance Main Bearing Set - Nissan RB30 / RB30ET Turbo

Built for demanding street, track, and boosted builds, the ACL High Performance Main Bearing Set is engineered to support reliable oil control and consistent clearances in Nissan RB30 and RB30ET Turbo engines. Designed as a precision replacement for your main bearings, this set helps maintain smooth crankshaft operation under higher RPM and increased cylinder pressures.

Key Features

• High performance design: Made to handle increased loads common in performance and turbo applications.
• Precision manufacturing: Consistent tolerances to support stable oil film and bearing clearances.
• Direct replacement: Designed as a standard-size main bearing set (confirm required sizing before purchase).

Vehicle Fitment

Nissan RB30 / RB30ET Turbo

Fitment disclaimer: Check your vehicle details and bearing size requirements before ordering.

Benefits

• Improved durability: Helps reduce wear on critical bottom-end components.
• Confidence under load: Supports reliable operation during hard driving and higher boost.
• Fresh rebuild results: Ideal for engine rebuilds and preventative maintenance.

Why Buy From Us

• NZ & AU focused supply: Auto parts expertise for local builds and conditions.
• Genuine performance parts: Trusted brands like ACL for your engine project.
• Fast, careful dispatch: Packaged securely for safe delivery.