Texas Speed SFI High Integrity Quick Rev Flexplate, 168T, Internal Balance - 6 Bolt TH350/TH400/4L60E/4L80E

Texas Speed SFI High-Integrity Quick Rev Flexplate, 168T, Internal Balance - 6 Bolt (TH350/TH400/4L60E/4L80E)

Texas Speed & Performance SFI 29.1 High Integrity Quick Rev Flexplate

The TSP High Integrity Quick Rev Flexplate is engineered to handle the demands of high-performance LS builds while maintaining excellent durability and reliability. Designed as a direct bolt-on solution, this flexplate is ideal for customers looking for a stronger, more dependable alternative to factory components.

Constructed from cold-rolled premium steel and featuring a forged one-piece ring gear, this flexplate is built to withstand high RPM and aggressive use. The increased thickness over stock combined with a double welded ring gear design provides added strength where it matters most.

Finished in a long-lasting gold irradiate coating, this flexplate not only performs under pressure but also resists corrosion over time, making it a dependable choice for both street and race applications.

Key Features

• SFI 29.1 certified for safety and performance
• 168 tooth configuration
• Internal balance design
• Constructed from cold-rolled premium steel
• Forged one-piece steel ring gear
• Double welded ring gear for increased durability
• .035” thicker than stock flexplates
• Gold irradiate finish to help prevent rust and corrosion
• Direct bolt-on installation

Converter Bolt Patterns

• 3 x 11.00”
• 3 x 10.75”
• 3 x 11.50”
• 6 x 11.50”
• 6 x 11.00”

Fitment & Compatibility

• Designed for GM LS-based engines (6-bolt crank)
• Compatible with TH350, TH400, 700R4, 4L60E, and 4L80E transmissions

Note: When using an older small block Chevy style torque converter, a crank adapter sleeve may be required for proper fitment.

Adapter sleeve available here: TSP Crank Adapter Sleeve