N63 / S63 Fire Ring Set Meziere Through countless hours of R&D

Through countless hours of R&D Tial was able to make the same size valve flow a staggering 60% more than the original design - that means 60% more air is blown off per cycle

28 V-Band V-Band Free Float N 757707-0022 1

preventing valve float and improving throttle response

With CP forged pistons available in standard or Pro-Xtreme versions

N63 / S63 Fire Ring Set Meziere Through countless hours of R&D5150 AutoSport Fire Ring Set for N63 S63 BMW Engines Compatible with OEM Head Gaskets 5150 AutoSport Fire Rings are designed to enhance head gasket sealing in high performance BMW engines. Compatible with OEM head gaskets, these rings provide a superior seal for forced induction and high compression applications. Available in sets of six or eight, they help prevent head gasket failure under extreme conditions. Compatible with OEM head gaskets for a