8" MAXIMUM PERFORMANCE CONVERTER

• CNC machined billet aluminum stator
• Spragless

The Coan Racing COA-20550S 8″ Maximum Performance Converter with CNC‑Machined Billet Aluminum Stator - Spragless, is a compact yet formidable torque converter engineered for TH350 and TH400 transmissions in race-focused applications. At just 8 inches in diameter, it reduces rotating mass for lightning-quick throttle response while delivering aggressive stall characteristics tailored for drag, circle-track, or high-performance street use. The CNC-machined billet aluminum stator adds exceptional structural integrity and improved heat resistance over conventional designs, ensuring consistent hydraulic efficiency even under intense load.

Designed to perform under pressure, the COA-20550S balances precision engineering, rugged construction, and sprint-ready performance in a tight, race-proven package. It's an optimal choice for enthusiasts seeking race-level torque management, consistent clutch engagement, and durable operation, all housed in a high-quality, compact converter architecture.