The FTI Performance 9.5-inch Street Racer billet triple-disc lock-up torque converter for 4L80E/4L85E LS applications offers a 3800 rpm hard-hit stall tuned for strong engagement. It combines a CNC-machined billet front cover and billet lock-up piston with custom stator geometry and multi-angle pumps. Heavy-duty construction with furnace-brazed and heli-welded fins, severe-duty sprague and anti-ballooning impeller hub improves durability.
FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LS - 3800 Hard Hit Stall