Chevy BBC 454 12 Point Head Stud Kit aluminum and 100 percent pressure-

aluminum and 100 percent pressure- tested to eliminate leak

These bronze distributor gears from Speedmaster are recommended for steel billet mechanical roller tappet cams and slot hard-faced steel billet mechanical flat tappet cams

Speedmaster rear-end assemblies are the ultimate solution

highly specialized silicone magnetic steel cores

Fuel pump block off plate and dipstick plug required

Chevy BBC 454 12 Point Head Stud Kit aluminum and 100 percent pressure-Speedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and cold forged to ensure molecular integrity. They are heat treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. All kits come complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings.