MAHLE VALVE REGRIND GASKET SET AND MAHLE HEAD BOLTS COMBO PACK TO SUIT HSV MALOO VE VF LS3 6.2L V8This Valve regrind gasket set (VRS) is designed to meet and exceed OEM specifications. Each item of this kit has been checked and evaluated, so you can be assured of quality fitment every time. The Mahle head bolts included in this pack are best suited for standard and mildly modified applications. These are a torque to yield (TTY) type bolt which means they can be tightened past their elastic limit, guaranteeing high and uniform clamping forces.