C-6 10in Street Fighter Torque Converter

The TCI C-6 10-inch Street Fighter Torque Converter (Part #442100) is a specialized transmission component engineered for street-driven vehicles equipped with C6 automatic transmissions. This torque converter delivers a 3000–3400 RPM stall range, designed to optimize engine response and load engagement for performance-oriented street applications without sacrificing driveability at lower speeds.

The 10-inch diameter stator assembly and stall-speed specification make this converter suitable for vehicles running moderate power outputs. The 3000–3400 RPM stall range allows the engine to build boost and torque before the converter locks, improving acceleration feel while maintaining acceptable idle characteristics and fuel economy during normal driving. TCI Street Fighter converters are built to withstand repeated engagement cycles and heat cycling typical of street use, distinguishing them from dedicated drag-racing units that require lower stall speeds or higher RPM thresholds.

This converter is intended for owners of C6-equipped vehicles—primarily classic and vintage Fords, Mercurys, and other manufacturers—who want improved throttle response and shift engagement without resorting to a full transmission overhaul. The Street Fighter design strikes a balance between performance gain and reliability, making it popular among enthusiasts seeking bolt-in upgrades that preserve daily usability. Verify C6 transmission compatibility and engine bay clearance before ordering, as converter diameter and bellhousing variations exist across model years and applications.