ACL main bearing set for Ford V6 engines covering 159–171 displacements (1974–1979) supplies crankshaft journal support and helps reestablish proper bearing clearances during rebuilds. Intended as direct replacements for these Ford V6 applications, the set aids in maintaining crank alignment and oil film integrity necessary for steady rotation and dependable bottom‑end performance.

ACL Ford Prod. V6 159-171 1974-79 Engine Crankshaft Main Bearing Set