Chevy SBC 350 BBC 454 2PC RMS 168 Tooth DNA® Billet Black Oxide SFI Flexplate Speedmaster rocker arm adjusting nuts

Speedmaster rocker arm adjusting nuts are high-quality polylocks designed for full roller rocker arms

and are available in chrome or cast aluminum

This upgraded combination elevates the standard in electronic fuel injection

Speedmaster EFI intake manifolds make it simple to convert competition engines to electronic fuel injection

Choose long or short styles in a natural or shiny polished finish

Chevy SBC 350 BBC 454 2PC RMS 168 Tooth DNA® Billet Black Oxide SFI Flexplate Speedmaster rocker arm adjusting nutsSpeedmaster flexplates are the best on the market, made from 4340 round bar to exact tolerances. This one piece billet steel flexplate offers the strongest gear teeth, the least runout, and best longevity on the market. Every Speedmaster flexplate is 29. 2 SFI Approved and will withstand the extreme power and rpm of your performance application.