ACL 1M2505H-STD-1 High Performance Main Bearing Set, Standard Size, Version 1 Block

ACL GTR Standard Sized High Performance Main Bearing Set (Version 1 Block)

The ACL 1M2505H-STD-1 High Performance Main Bearing Set is designed for Nissan GT-R applications equipped with a Version 1 engine block. These standard-size main bearings provide a precise fit for engines using standard crankshaft main journal dimensions, making them a dependable choice for performance rebuilds, replacement installations, and high-output applications.

ACL performance main bearings are engineered with durable bearing materials and an advanced construction intended to support demanding operating conditions. The set is developed to help maintain consistent crankshaft support, reliable oil film control, and reduced friction through the main bearing journals. Proper clearance verification and professional installation are recommended before assembly to confirm compatibility with the crankshaft and engine block.

This ACL main bearing set fits select 2009 through 2014 Nissan GT-R models. Verify the engine block version, crankshaft journal measurements, and vehicle application before ordering. The set is supplied as an automotive replacement component and is intended for use in an appropriate Nissan GT-R engine rebuild or repair.

What's Included: One ACL standard-size high-performance main bearing set for Version 1 blocks.

Features:

• Standard-size main bearings designed for crankshafts with standard main journal dimensions
• High-performance construction suited for demanding Nissan GT-R engine applications
• Engineered to support consistent crankshaft alignment, oil film control, and reduced friction
• Application-specific design for Nissan GT-R Version 1 engine blocks

Fitments:
2009 Nissan GT-R Base
2009 Nissan GT-R Premium
2010 Nissan GT-R Base
2010 Nissan GT-R Premium
2011 Nissan GT-R Premium
2012 Nissan GT-R Black Edition
2012 Nissan GT-R Premium
2013 Nissan GT-R Black Edition
2013 Nissan GT-R Premium
2014 Nissan GT-R Black Edition
2014 Nissan GT-R Premium
2014 Nissan GT-R Track Edition
2015 Nissan GT-R Black Edition
2015 Nissan GT-R Nismo
2015 Nissan GT-R Premium
2015 Nissan GT-R Track Edition
2016 Nissan GT-R Black Edition
2016 Nissan GT-R Nismo
2016 Nissan GT-R Premium
2017 Nissan GT-R Nismo
2017 Nissan GT-R Premium
2018 Nissan GT-R Nismo
2018 Nissan GT-R Premium
2018 Nissan GT-R Pure
2018 Nissan GT-R Track Edition
2019 Nissan GT-R Nismo
2019 Nissan GT-R Premium
2019 Nissan GT-R Pure
2019 Nissan GT-R Track Edition
2020 Nissan GT-R 50th Anniversary Edition
2020 Nissan GT-R Nismo
2020 Nissan GT-R Premium
2020 Nissan GT-R Track Edition
2021 Nissan GT-R Nismo
2021 Nissan GT-R Premium
2023 Nissan GT-R Nismo
2023 Nissan GT-R Premium
2024 Nissan GT-R Nismo
2024 Nissan GT-R Premium
2024 Nissan GT-R Skyline Edition
2024 Nissan GT-R T-spec
2024 Nissan GT-R T-spec Takumi Edition

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1