Flywheel Bolt Kit by ARP These Pro series flywheel bolts from ARP give you all that you need to bolt in your flywheel with confidence. They\’re much stronger than OEM hardware, are forged from aerospace alloy, and are heat-treated prior to thread rolling and machining. These bolts feature an exclusive, flat 12-point head design and a larger-than-stock shank diameter for increased strength and improved flywheel register. Features Fastener Style: Bolt Package Type: Skin Quantity: Set of 9 Thread Size: M10 x 1.00 UHL: 1.150\” Wrench Size: 5/8\” Benefits Much stronger than OEM hardware Forged from aerospace alloy Heat-treated prior to thread rolling and machining Applications 1975 – 1976 Chevy Vega What\’s In The Box? 9 – Bolts Warranty Manufacturers Standard Warranty