Article no.:
5M1573H-.25
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ACL Main Bearings for BMW N63B44/S63B44 4.4L V8
ACL's main bearings are designed to provide exceptional performance and durability for your BMW N63B44/S63B44 4.4L V8 engine.
Made with high-quality materials and crafted with precision, these bearings ensure a snug fit and smooth operation.
- Main Bearing Set 5 -.25mm / 0.010 in. undersize
- For BMW N63B44, S63B44 4.4L V8 engines
| Tunnel [mm] | 70.000/70.019 |
| Shaft [mm] | 64.971/64.990 |
| Max. Wall | 2.500 |
| Max. Length | 22.25 |
| Half type | Upper & lower |
| Make | Model | Year | Type |
|---|---|---|---|
| BMW | 750i | 2009 | Base |
| BMW | 750i | 2010 | Base |
| BMW | 750i | 2011 | Base |
| BMW | 750i | 2012 | Base |
| BMW | M5 | 2013 | Base |
| BMW | M5 | 2014 | Base |
| BMW | M5 | 2015 | Base |
| BMW | M5 | 2016 | Base |
| BMW | M6 | 2012 | Base |
| BMW | M6 | 2013 | Base |
| BMW | M6 | 2014 | Base |
| BMW | M6 | 2015 | Base |
| BMW | M6 | 2016 | Base |
| BMW | M6 | 2017 | Base |
| BMW | M6 | 2018 | Base |
| BMW | X5 | 2011 | xDrive50i |
| BMW | X5 | 2012 | xDrive50i |
| BMW | X5 | 2013 | xDrive50i |
| BMW | X5 | 2015 | M |
| BMW | X5 | 2015 | xDrive50i |
| BMW | X5 | 2016 | M |
| BMW | X5 | 2016 | xDrive50i |
| BMW | X5 | 2017 | M |
| BMW | X5 | 2017 | xDrive50i |
| BMW | X5 | 2018 | M |
| BMW | X5 | 2018 | xDrive50i |
Automotive Components Limited (ACL) manufactures some of the best engine bearings you can get. They also manufacture gasket sets, pistons, and ring kits. ACL’s Race Series Products provide the dependability it takes to hold up under higher RPM conditions. The unique combination of design, metallurgy, and engineering come together to deliver what drivers expect from high performance parts.
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