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ACL

ACL Acura B17A1/B18A1/B18B1 Standard Size High Performance Rod Bearing Set

$81.94 $50.99 Save $30.95

SKU: A002 4B1946H-STD

In Stock
In Stock
Ships by Aug 1
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Part #: 4B1946H-STD

MIA's Description

Recognized in motorsports, these bearings are standard in engines that have achieved records and championships. They offer endurance and capability through a unique combination of design, metallurgy, and engineering.

Manufactured to exacting tolerances, these bearings feature micron-level machining and precision measurement for consistent accuracy in wall thickness and crush. This ensures a reliable fit and helps maintain consistent clearances.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

Available on iOS & Android

Specifications

BrandACL
Part NumberA002 4B1946H-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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