Crankshaft & Main Bearings
WARNING: This page is about a different car, the 2001 Mazda MPV and 2000 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
Measure crankshaft runout. See CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS table under ENGINE SPECIFICATIONS. Main bearing are available in various sizes to accommodate production tolerances. Bearing sizes from 1 to 3 are used in combinations. To determine correct bearing application, obtain code stamped on rear crankshaft flange, and on rear of cylinder block.