King Engine Bearings - MB 557SI 001
Main Bearing - Alecular SI - 0.001 in Undersize - Small Block Chevy - Kit
MAIN BEARING SET For GENERAL MOTORS 262, 267, 302, 307, 327, 350; bimetal (aluminum silicon base)
Material: bimetal (aluminum silicon base)
Undersize: 001
Flange Oversize: FL ON MAX