ACL Race H Rod Bearings BMW Z4 M40i 19+ Toyota GR Supra A90 20+ B58B30M1 B58B30O1

£274.99
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ACL Race H Series rod bearings for the BMW Z4 M40i (2019+) and Toyota GR Supra A90 (2020+) B58B30M1 / B58B30O1 — premium aluminium-tin alloy with extra-clearance crush height.

Direct OE fit on B58 Z4 M40i and A90 Supra applications and a critical upgrade for any built or boosted B58 build. Payl8r 0% finance available on baskets over £500.

Stock & dispatch: check the live stock status shown above. UK in-stock items dispatch next working day on orders placed before 2pm. Drop-ship, special-order and made-to-order items have variable lead times — please contact our team on 01621 473023 or [email protected] for accurate timing before ordering.

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Description

One often overlooked part when building an engine is the bearings. Getting a quality set of bearings can directly determine the longevity of your engine.

ACL has various types of bearings. This is their RACE bearing which is meant for engines that will be reving higher than stock, and see more abuse than they were meant to from the factory. This is a performance bearing, not a factory oem-replacement bearing.
These are STD size bearings.
ACL Race Series Performance Engine Bearings

The unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings. Designed to withstand higher RPM conditions

Features:

High strength overlay plate with reduced thickness for improved fatigue properties
Hardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.
Increased crush for improved bearing retention
Elimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.
Increased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
3/4 grooved Main Bearings to optimize bearing load carrying surface area and oil flow to the conrod bearings.
Tight consistent wall tolerances to help you maintain consistent clearances.
Enlarged ID chamfers on bearing edges where required to accommodate large fillet radius on performance crankshafts.
Specifications
Barcode 9315726456002
UPC Code 9315726456002
Shipping Weight (Dimensional) 0.500000
Clearance Sale No
Availability Available
Part Type Connecting Rod Bearings
Make BMW, Toyota / Lexus
Model 340i 2016+ F30, Supra MKV 2020 A90, Supra MKV 2021+ A91
Engine B58B30M0, B58B30M1, B58B30O1
Brand ACL Performance
Bearing Class Race
Bearing oversize STD (Standard)

Additional information

Bearing Size

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