ACL +0.25 Oversized High Performance Rod Bearing Set Nissan GT-R 2009-2024 | 6B2500H-.25

Product Fitment:

2009-2024 Nissan GT-R

When building or upgrading your Nissan GT‑R’s VR38DETT engine for high horsepower or track use, reliable bottom‑end support is essential. The ACL Race Series 6B2500H‑.25 Main Bearing Set delivers precisely that — engineered for durability, high‑load strength, and consistent oil control in demanding performance applications.

Manufactured to stringent tolerances using premium materials and advanced machining processes, this bearing set provides the confidence and durability needed to support aggressive tuning, high RPMs, and elevated boost levels.

Engine Fitment

• Nissan GT‑R (R35)

• VR38DETT engine

• Oversized Main Bearings: +0.25mm for engines with machined mains

What’s Included

• Full set of oversized +0.25mm main bearings

Performance Features

• Race Series Construction: Tri‑metal bearing composite designed for high‑load and extreme operating conditions

• Hardened Steel Backing: Enhances fatigue resistance under heavy loads and cyclic stress

• Grooved Upper Bearings: Improves oil flow distribution for crankshaft lubrication

• Precision Machined Tolerances: Ensures consistent wall thickness and reliable oil clearance

• Superior Heat Transfer: Optimized metallurgy helps dissipate heat and maintain lubrication film strength

• Improved Load Capacity: Ideal for high‑power, high RPM, and forced induction applications

Why Upgrade to ACL Race Bear­ings

Main bearings are one of the most heavily stressed components in any performance engine. When power levels increase, so does the demand on engine bearings. Upgrading to the ACL Race Series 6B2500H‑.25 bearings helps:

• Reduce risk of bearing failure under extreme conditions

• Maintain stable crank support even at high boost and RPM

• Improve longevity and performance consistency

• Provide peace of mind for race or performance builds