Answer
Dec 30, 2025 - 10:31 AM
FTI does not publish a fixed horsepower rating for the 9.5" Street Racer Lock-Up converter for the 2011–2017 Mustang GT 6R80, because stall speed, vehicle weight, gearing, and power delivery all affect converter stress. Safe choice for most street/strip Coyotes up to 800 WHP.
