The FTI Performance 9.5-inch Street Racer billet triple-disc lock-up torque converter for 4L80E/4L85E applications is built for LS powerplants with a 3600 rpm hard-hit stall. It features a computer-designed CNC-machined billet front cover and billet lock-up piston, plus custom stator designs and multiple blade-angle pumps. Furnace-brazed and heli-welded fins, severe-duty sprague and anti-ballooning hub enhance longevity.
FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LS - 3600 Hard Hit Stall