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Engines and Components Engine Bearings

ACL

ACL Acura D16A1 / 97-01 Honda H22A4 / 98+ F23A Standard Size High Performance Main Bearing Set

$108.53 $82.54 Save $25.99

SKU: A002 5M1957H-STD

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The ACL 5M1957H-STD is a set of high-performance main engine bearings. Constructed from F780 material, these bearings are designed for motorsport applications.

These bearings feature identical halves and are designed to fit specific engine models with standard shaft sizes ranging from 54.98 mm to 55 mm and standard tunnel sizes from 59 mm to 60 mm. The dimensions include a width of 0.787 inches and an outside diameter of 2.3236 inches.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandACL
Part NumberA002 5M1957H-STD

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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