Swap Out Your Rod Bearings With 5150's S54 Rod Bearing Kit!
Late Model: S54 Engines after 02/2003 production and later use M10 Bolts.
For Late Model S54 Engines after 02/2003 production
Swap Out Your Rod Bearings With 5150's S54 Rod Bearing Kit!
Late Model: S54 Engines after 02/2003 production and later use M10 Bolts.
For Late Model S54 Engines after 02/2003 production
King BMW (Size STDX) Coated Performance Main Bearing Set for B58B30A
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-25-2026
Located in between the cylinder heads beneath the intake manifold.
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
05-13-2026
Replace those Worn Out Main Bearings!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
05-02-2026
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-25-2026
The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability.
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
05-02-2026
Two required per valve, necessary for use with certain supertech valves
Mounted on the front of the cylinder head
One of the best valves for high performance applications!
Swap out those Main Cap Bolts For ARP Studs!
The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability.
10X Entries Into Our F80 M3 Sweepstakes
The Best Upgraded Head Gasket Solution on The Market!
Includes upper and lower bearing shells for a complete main bearing replacement.
Includes upper and lower bearing shells for a complete main bearing replacement.