6-71 to 14-71 12Pt 2.75" Aluminum Blower Supercharger Break Away Stud Kit Design from the ground up

Design from the ground up based upon your favourite bowtie block with the ability to handle naturally aspirated

Speedmaster Conversion carrier bearing

The Speedmaster blocks are cast from high-density iron with extra-thick cylinder walls and decks

leak-free seal and requires no additional sealants

6-71 to 14-71 12Pt 2.75" Aluminum Blower Supercharger Break Away Stud Kit Design from the ground upSpeedmaster 7 16" red anodized aluminum studs allow your blower and manifold to separate during a blower explosion to minimize engine damage. These kits also include 12 point, aerospace quality 12pt nuts, ground hardened washers.