Chevy BBC 396 454 Impala Bel Air Camaro Nova Stainless Steel Headers The TorqueWorm is a torque

The TorqueWorm is a torque biasing 6 pinion gear type limited-slip unit

This ensures strength and consistent torque readings

these durable mounting blocks are precision-machined from billet aluminum

Made from 5051 aircraft aluminum alloy

but not included

Chevy BBC 396 454 Impala Bel Air Camaro Nova Stainless Steel Headers The TorqueWorm is a torqueIncrease your horsepower and torque for your ride just bolt on these Speedmaster headers! These headers are designed with 3 8 in. thick laser cut flanges and mandrel bent primary tube. If your vehicle is using aftermarket components, parts from other applications, or custom altered parts, then it is the installer's responsibility to verify fitment.