Billet Flexplate SFI LS/LSX 168-Tooth 8-Bolt

The Billet Flexplate SFI LS/LSX 168-Tooth 8-Bolt by ProTorque is designed for serious LS and LSX engine builders and performance enthusiasts who are upgrading to automatic transmission combinations. This component is essential for transferring engine power between the crankshaft and torque converter while allowing for the necessary flex during torque converter engagement.

Constructed from a combination of billet aluminum and steel, this flexplate offers enhanced strength and durability compared to traditional stamped steel options. Its precision machining ensures minimal runout and balanced operation at any RPM, making it suitable for high-performance applications. The 168-tooth design guarantees precise starter engagement, while the 8-bolt pattern provides secure mounting to your LS crankshaft.

This flexplate is particularly beneficial for LS engine swaps into classic muscle cars and modern performance builds, as well as dedicated race engines paired with TH400, 4L60E, and other LS-compatible automatic transmissions. The SFI certification ensures that it meets safety standards for competitive use, making it a reliable choice for any performance enthusiast.