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Engines and Components› Engine Bearings

ACL

ACL VW/Audi 1781cc/1984cc Standard Size High Performance w/ Extra Oil Clearance Main Bearing Set

$105.09 $74.71 Save $30.38

SKU: A002 5M1644HX-STD

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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The ACL 5M1644HX-STD is a set of race series main bearings designed for VAG group 4-cylinder engines. These bearings feature a tri-metal construction and offer +0.001" extra oil clearance.

This set includes upper and lower half bearings, with specific dimensions for shaft and tunnel sizes. The Extra clearance is beneficial for high-performance applications.
Show original supplier description

Part #: 5M1644HX-STD

This Main Bearing Set include 6 bearings with oil grooves and 4 without. The #4 journal will receive the oil groove on both sides of the journal, the rest have a grooved bearing on the block side only. See shell diagrams showing #4

Vehicle Symptoms
  • Engine knocking noise from bottom end
  • Low oil pressure at idle or high RPM
  • Excessive main bearing wear found during rebuild
  • Engine vibration due to crankshaft play
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Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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Specifications

BrandACL
Part NumberA002 5M1644HX-STD

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