Engines and Components› Engine Bearings

King Engine Bearings

MAIN BEARINGS TRIMETAL PERFORMANCE

$198.34

SKU: K006 MB5505XP 010X

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The King Engine Bearings MB5505XP is an XP-Series main bearing set designed for extreme performance applications. This tri-metal bearing features a layered copper-lead construction with a nickel plate barrier and a lead/tin/copper Babbitt. It is an oversize bearing at .010 inches.

They are specifically designed for Ford 351 Windsor small block engines, as well as Ford 400ci 6.6L 16V applications.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandKing Engine Bearings
Part NumberK006 MB5505XP 010X

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy