GM 350/400 10in Big Shot Torque Converter

The GM 350/400 10in Big Shot Torque Converter by Transmission Specialties is designed for high-performance street and strip applications, particularly for those using high-horsepower LS-platform engines. This heavy-duty converter is ideal for drag-focused vehicles, street machines, and high-output trucks that require enhanced launch characteristics.

Engineered with a tight stall speed, this 10-inch converter maximizes torque multiplication at launch while maintaining drivability. Its robust internal structure is optimized for LS engine platforms, ensuring reliable performance under load. The precision-balanced design helps eliminate vibration, which is crucial for smooth operation, especially in high-compression builds.

This converter is particularly beneficial for builders and mechanics working on 350 and 400 cubic-inch displacement engines or modern LS-swapped vehicles. It provides aggressive acceleration response without excessive slippage or heat generation, making it a valuable upgrade for performance enthusiasts.