ACL Race Series Rod Bearings Ford/Mazda 4 2.3L DOHC Duratec Size: 0.25 Heavy Duty Suspension Do I need to bolt

Do I need to bolt this down or can it slide in loose

Built from corrosion-resistant aluminum

Factory-spec powered mirror with integrated heating—ready for paint to match your finish

SilverRocket Dry Carbon Fiber GT4RS Roll Bar Details

The molding itself is included

ACL Race Series Rod Bearings Ford/Mazda 4 2.3L DOHC Duratec Size: 0.25 Heavy Duty Suspension Do I need to boltACL 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