The ACL Race Series main bearing set for Ford/Cosworth 2.0L (YB) engines is a .25mm oversized performance main bearing option intended for engine builds and rebuilds requiring oversize main clearances. Supplied as a matched main set, these bearings support the crankshaft in high-stress applications where precise bearing sizing is needed.
ACL Ford/Cosworth 2.0L (YB) .25mm Oversized Performance Main Bearing Set