The ACL main bearing set 5M909A with +.020 oversize and flange specification supplies oversized crankshaft main bearing shells for engines requiring a +0.020 in. correction and flange fit. These bearings restore journal clearance and crank support after machining or wear. Offered as a complete oversize main bearing kit for service replacement during rebuilds.

ACL 5M909A + .020 O/W FLANGE Engine Crankshaft Main Bearing Set