Replace those Worn Out Main Bearings!
Std. Size
Replace those Worn Out Main Bearings!
Std. Size
Quality retainers from Supertech
Quality retainers from Supertech
Replace those Worn Out Main Bearings!
+0.50mm
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
10-30-2026
Replace those Worn Out Main Bearings!
+0.50mm
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
10-30-2026
Quality retainers from Supertech
Replace those Worn Out Main Bearings!
+0.50mm
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
09-04-2026
Replace those Worn Out Main Bearings!
+0.25mm
Two required per valve, necessary for use with certain supertech valves
Quality retainers from Supertech
10X Entries Into Our F80 M3 Sweepstakes
If you're rebuilding the bottom end of your BMW inline-six, the main and rod bearings should be replaced together.
10X Entries Into Our F80 M3 Sweepstakes
Upgrade To CP-Carrillo's Forged Connecting Rods!
Will Not Work With OE Pistons
Replace those Worn Out Rod Bearings!
+0.50mm
Replace those Worn Out Rod Bearings!
Standard Size