Linney GTR R35 billet engine girdle is designed to strengthen the factory OEM blocks in the Nissan GTR. Eliminates Block Flex, helps improve life of main bearings. Made by precision CNC from billet aerospace grade aluminum 7075 Reduced flex, added strength to oem block improved bearing life billet aerospace grade aluminum 7075 oem block machine/Align boring is required on the mains required for fitment
