FLexplate SFI 168 Tooth GM LS Internal Balance

The TCI Flexplate SFI 168 Tooth GM LS Internal Balance flexplate is specifically designed for LS engine swaps and high-performance drivetrain builds where reliability and precision are essential. This flexplate serves as the critical mechanical interface between your engine's crankshaft and your transmission, making it ideal for various applications, including classic muscle cars and modern chassis.

With an internal balance design, this flexplate works seamlessly with an internally balanced crankshaft assembly, eliminating the need for external counterweights. The 168-tooth ring gear geometry is engineered for compatibility with modern starter motors, ensuring reliable cold cranking and smooth engagement. The SFI 168 certification confirms that this flexplate meets rigorous safety standards, including burst-strength testing.

At a verified weight of 8.4 lbs, the steel construction minimizes rotational inertia while maintaining durability. This flexplate is particularly beneficial for LS engine builders and those looking to enhance their drivetrain's performance. Compatible with various transmissions, including T56, T400, 4L80E, and 4L85E, it provides versatility for different setups.