ACL Race Series Main Bearings Mitsubishi 4G63/4G63T to 1991 Size: STD Turbochargers No brackets or spacers are

No brackets or spacers are needed

Each set is carefully assembled and tested by NTXGLOW

R34 Skyline GTRs and Autech 260RS Stageas

we recommend referencing Stilo’s sizing chart or contacting our helmet fitment team at Competition Motorsport

ACL Race Series Main Bearings Mitsubishi 4G63/4G63T to 1991 Size: STD Turbochargers No brackets or spacers areACL 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