Billet SFI Flexplate BBM RB 130-Tooth 8-Bolt

The Billet SFI Flexplate BBM RB 130-Tooth 8-Bolt from MEZIERE is a premium flexplate engineered for high-performance and heavy-duty automotive applications where reliability under extreme conditions is non-negotiable. Designed to accommodate 130-tooth ring gears with an 8-bolt mounting pattern, this component serves as the critical interface between your transmission and engine's crankshaft. Whether you're running a dedicated track vehicle, a high-torque street engine, or demanding off-road equipment, this flexplate delivers the durability and precision that separates professional-grade builds from amateur installations.

Machined from billet aluminum alloy, the Billet SFI Flexplate BBM RB features superior material density and structural integrity compared to cast alternatives, resulting in reduced flex under load and enhanced power transfer efficiency. The 130-tooth configuration provides optimal starter engagement while the 8-bolt pattern ensures robust clamping force distribution across the mounting surface. SFI (Society of Automotive Engineers International) certification guarantees compliance with stringent safety and performance standards, making this flexplate suitable for sanctioned motorsports competition and demanding civilian applications. At 9.6 lbs, the unit maintains a professional balance between material strength and rotational mass, critical for engines operating at elevated RPM thresholds.

This flexplate is ideal for builders upgrading automatic transmission platforms in performance vehicles, particularly those with high-displacement or forced-induction engines demanding consistent drivetrain response. The 8-bolt mounting pattern integrates seamlessly with compatible crate engines and custom engine blocks engineered to this standard. Installation requires proper torque specifications and alignment verification to maximize service life and prevent catastrophic drivetrain failure. Always consult your transmission manufacturer and engine builder regarding compatibility before final purchase, as flexplate selection depends on your specific crankshaft bolt pattern, transmission input shaft design, and intended vehicle duty cycle.