• ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD
  • ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD
  • ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD
  • ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD
  • ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD
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ACL

ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD

ACL BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD

$210.63 USD
$210.63 USD
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  • Free fitment check before you order

Listed for: BMW M40B16/18Fitment notes & questions

BMW M40B16/18 (1.6L / 1.8L / 1.9L) Standard Main Bearing Set 5M1538H-STD from ACL, listed for BMW M40B16 with the 1.6L engine. Worn bearings cause knocking and low oil pressure, and they are always replaced in a rebuild.

Quick facts

  • Brand: ACL
  • Part type: Bearing set
  • Listed for: BMW M40B16
  • Engine: 1.6L

Tip: Check clearances with plastigage or a micrometer, and use assembly lube on every bearing.

View full details

Before you order: BMW M40B16/18 bearing set fitment

Engine bearings let the crankshaft and rods spin on a thin film of oil.

Fitment notes

  • Listed for: BMW M40B16/18.
  • Engine: check the engine size listed against your vehicle's VIN or under-hood label.
  • Specs, lead time and warranty come from ACL and can change. The details above this guide are the latest we have.

Not sure it fits? Send us your year, make, model, engine and trim and we'll check before you order.

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Plan the whole job

More for your car: Main Bearings · BMW Parts · All Rod Bearings · Engine

Questions about BMW M40B16/18 engine bearings

Will this fit my BMW M40B16/18?
It is listed for the BMW M40B16/18. Check your year, model, engine and trim against the title and details above. If anything is different, contact us and we will confirm fitment before you order.
What does undersize mean?
Undersize bearings are for a crankshaft that has been ground smaller. Standard is for an unground crank.
Where do specs and warranty details come from?
From ACL. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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