ACL announce the release of Main RACE Series Performance engine bearings for the BMW S65B40 4.0L V8 and S85B50 5.0L V10 engines. 

 Engine details are: 
• S65B40 3999cc V8, 2007 to 2013 
• S85B50 4999cc V10, 2005 to 2010 

Part numbers are: 

S65B40 V8: 
• 5M1581H-STD 
• 5M1581H-.025 
• 5M1581H-.25 
• 5M1581H-.50 
• 5M1581HX-STD 

S85B50 V10: 
• 6M1581H-STD 
• 6M1581H-.025 
• 6M1581H-.25 
• 6M1581H-.50 
• 6M1581HX-STD 

Note: 
ACL offers the following rod bearing sets for these engines:
8B1580H for the S65B40 V8 engine. 
10B1580H for the S85B50 V10 engine