King MB 557XP SBC 350 Large Journal XP Series STD Main Bearings

Set$72.90

King Bearings Tri-metal, enhanced copper lead bearings have nickel barrier plating to withstand high loads and extreme RPM. Multi-layer adhesion process improves stability between top and intermediate layers. Large, chamfered oil holes, 1/2 grooving, and a narrow design make Xtreme main bearings compatible with large radii crankshafts.

  • Small Block Chevy Large Journal Main Bearing Set For GM 262, 267, 302, 307, 327, 350
  • Mains are 1/2 grooved for uncompromised lower shell load capacity
  • Standard Crank Size
  • Tri-metal copper-lead nickel
SKU: KNG-MB-557XP Category: Tags: ,