ACL Standard Sized High Performance Main Bearing Set (Oversized +0.30mm) Nissan GT-R 2009-2024 | 1M2505H-STD-3

Product Fitment:

2009-2024 Nissan GT-R

Enhance the bottom‑end strength and reliability of your Nissan GT‑R with the ACL Race Series 1M2505H‑STD‑3 Main Bearing Set. Designed for performance and extreme duty engines, these high‑quality tri‑metal bearings offer improved durability and load‑carrying ability over factory bearings — critical for high‑boost, high‑RPM, and track applications.

Whether you’re building a boosted street machine or a race‑ready powerhouse, ACL Race Series bearings provide a strong foundation to support increased power and sustained engine demand.

Precision Performance Bearings

• Application: Nissan GT‑R R35 with VR38DETT engine (oversized +0.30mm)

• Race Series Quality: Engineered for performance, endurance, and fatigue resistance

• Tri‑Metal Construction: Combines strength, durability, and exceptional wear life

• Hardened Backing: Provides stability under heavy loads and repeated cycles

• Grooved Design: Improves oil flow and load distribution at the crankshaft journals

• Tight Tolerances: Precision‑machined thickness for consistent oil clearance and peak performance

Why Upgrade Your Main Bearings

Main bearings are one of the most critical engine wear components. Upgrading to ACL Race Series bearings helps:

• Improve reliability under high RPM and high boost conditions

• Reduce risk of bearing failure due to oil starvation or excessive load

• Maintain stable crank support with optimized oil film retention

• Offer peace of mind in both performance street and motorsport applications

Technical Notes

• Part Number: 1M2505H‑STD‑3 (Oversized +0.30mm)

• Kit Content: One set of oversized main bearing shells

• Material: Tri‑metal bearing construction with hardened steel backing

Fitment

• Vehicle: Nissan GT‑R (R35)

• Engine: VR38DETT

• Years: 2009–2024

• Intended for engines with machined journals requiring a +0.30mm bearing size