FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LS - 4000 Hard Hit Stall

FTI Performance SRL Series billet lockup torque converters feature a computer-designed, CNC-machined billet front cover and a billet lockup piston--making premature clutch wear a thing of the past. With custom stator designs and multiple blade angle pumps, stalls are available from 2,800-4,400 rpm. They are custom-built to your exact needs and driving style. With furnace-brazed and heli-welded fins, severe-duty sprague, and anti-ballooning flanged impeller hub, these torque converters are virtually indestructible. 9.5IN 4L80E/4L85E Billet Lock-Up Street Racer Series Torque Converter – LS – 4000 Hard Hit Stall

The FTI Performance SRL Series billet lockup torque converter is engineered to deliver exceptional durability and performance for high-stress street racing applications. Featuring a CNC-machined billet front cover and a billet lockup piston, this converter eliminates premature clutch wear, ensuring consistent operation and extended service life. Its custom-designed stator and multiple blade angle pump enhance efficiency and stall capabilities, with options available from 2,800 to 4,400 RPM to match your specific driving style and power needs. Built with furnace-brazed and heli-welded fins, a severe-duty sprague, and an anti-ballooning flanged impeller hub, this torque converter is nearly indestructible under demanding conditions, making it ideal for high-performance street racers seeking reliability and maximum torque transfer.

Designed for 4L80E and 4L85E transmissions, the FTI 9.5-inch billet lock-up converter offers a 4000 RPM stall, providing quick throttle response and improved acceleration. Its robust construction ensures it withstands severe driving stresses, making it suitable for aggressive driving and racing environments. The converter’s precise engineering and custom options allow for tailored performance, helping users achieve optimal power transfer and drivability. Whether upgrading an existing setup or building a new high-performance vehicle, this converter provides a reliable solution that combines strength, efficiency, and advanced design features for superior street and racing performance.

Note that this product is not CARB approved, and it is shipped via air freight, making it suitable for various racing applications while complying with relevant regulations. The converter is sold individually and includes all necessary components for installation, ensuring a straightforward upgrade process. Trust FTI Performance’s expertise in high-performance transmission components to enhance your vehicle’s capabilities with this billet lock-up torque converter, built to meet the demands of serious street racers and performance enthusiasts alike.

Features:

• billet CNC-machined front cover for increased durability

• billet lockup piston to prevent premature clutch wear

• Custom stator design and multiple blade angle pump for optimized performance

• Available stall speeds from 2,800 to 4,400 RPM tailored to driving style

• Furnace-brazed and heli-welded fins for extreme durability

• Severe-duty sprague and anti-ballooning flanged impeller hub for maximum strength

• Compatible with 4L80E and 4L85E transmissions

• 4000 RPM stall for quick throttle response and improved acceleration

• Not CARB approved, suitable for racing applications