Chevy BBC 454 12 Point Head Stud Kit These Speedmaster chrome air cleaner

These Speedmaster chrome air cleaner tops are designed to replace the OEM top without alterations

The internal components are made from EN36 material as used in racing

and use lightening holes in all rod throws

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

Fuel pump block off plate and dipstick plug required

Chevy BBC 454 12 Point Head Stud Kit These Speedmaster chrome air cleanerSpeedmaster 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.