BMW S65 V8 and S85 V10 Mains

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