type. Gearbox :  Hewland  6-speed sequential. Spark plugs :  NGK . Wheel rims : RAYS Engineering,  BBS  F: 13J-18, R: 13J-17. Tires :  Bridgestone ,  Dunlop  F: 330/40 R18, R: 330/45 R17 radial slick/treaded rain tires. Intake air restrictor : 29.1 mm × 2mm. Leave a Reply Leave a comment about this