The FTI Street Racer 9.5-inch billet triple-disc lock-up torque converter for 700R4 and early 4L60 applications lists a 4000 rpm hard-hit stall to suit extreme launch setups. The SRL Series emphasizes a billet cover and severe-duty construction to withstand high-stress use while preserving lock-up function. It’s built for hard launches and heavy-duty street or strip applications.
FTI 9.5in 700R4/Early 4L60 Triple Disc Lock-Up Street Racer Series - 30 Spline - 4000 Hard Hit Stall