9" (245mm) High Performance Converter

9" (245mm) HIGH PERFORMANCE CONVERTER

The Coan Racing COA-20400-1 9″ (245mm) High Performance Converter is a precision-engineered torque converter designed for serious racers using TH350 and TH400 transmissions. At a compact 9-inch size, this converter provides an aggressive stall profile and impressive torque multiplication in a smaller package, perfect for eliminating excess rotating mass while maximizing launch response. As part of Coan’s High Performance series, it features durable components with reinforcement welds in critical areas to endure high RPM and torque conditions.

Designed for durability, the COA-20400-1 resists stator ballooning and maintains hydraulic efficiency even under extreme use, ensuring consistent pump clearances and engagement. It's tough internal components and compact form make it ideal for drag, circle track, or other performance applications where size, reliability, and power delivery matter most.