ACL Main Bearing Set Mazda 4 1991cc FS 1993-02 ship-25 light polishing before install will

light polishing before install will keep it brighter longer

Are all fasteners and mounting brackets included

The system connects at factory cat-back mounting points

Quality packaging to ensure it gets to you in perfect condition

One engine air filter element

ACL Main Bearing Set Mazda 4 1991cc FS 1993-02 ship-25 light polishing before install willACL Performance Race Bearings are manufactured with a tri layer metal with a hardened steel backing in order to withstand high RPM conditions, high stress loads, and high temperatures. Each ACL race bearing design features the following: Large chamfer to accomodate larger crankshaft fillets 3 4 groove to provide optimum oil supply to rods and to maximize load carrying capacity Incresed crush and tighter wall tolerance for better seating Improved