King Bearing MB 557SI SBC Main Bearings, SI-Series, Stock, 1/2 Groove, Set of 5

$19.70
(No reviews yet) Write a Review
SKU:
KNGMB557SI
MPN:
MB 557SI
UPC:
611500404900
Condition:
New
Weight:
1.05 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

Adding to cart… The item has been added

Today's race engines make more power than ever before. Yesterday's engine bearing load capacity no longer works today' and tomorrow's race engines will be even more powerful. There's a need to meet these demands with higher bearing design standards and improved materials.

Usage:
Direct replacement
Material:
Bi-metal, silicon aluminum
Engine Crankshaft Undersize (in.):
Stock
Coated:
No
Narrow Bearing:
No
Dowel Pin Hole:
No
Grooved Bearing:
Yes
Groove Location:
Upper
Groove Style:
1/2
Quantity:
Sold as a set of 5.
Make:
Chevrolet
Engine Family:
Chevy small block Gen I
Engine Sizes:
4.3L/262-5.7L/350
Years:
1967-2002