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FTI Performance SRLS46391 9.5IN 4L80E/4L85E Billet Lock-Up Street Racer Series Torque Converter – LS.
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 – 3800 Stall- Spline Quantity:35
- Outside Diameter:9.500 IN
- Slotted Center Hub:No
- Pilot Diameter:1.703 IN
- Lock Up Type:Yes
- Anti-Ballooning Plate:Anti-ballooning flanged hub
- Balanced:Yes
- Furnace Brazed:Yes
- Mounting Hardware Included:Yes
- Remanufactured:No
- Stall Speed Rating:3800RPM
- Torque Converter Bolt Circle:10.750/11.063/11.500
- Torque Converter Stall Note:Actual stall speed may differ due to engine combination, gear selection, and vehicle weight.
- torque Converter Use:Street/Strip
FTI Performance
FTI Performance is one of the most respected names in high-performance automatic transmission and torque converter engineering, building its reputation on drag strips and road courses where the mechanical demands on automatic transmissions exceed what factory and generic aftermarket components can reliably handle. Founded on the principle of delivering race-proven driveline components with exceptional customer service, FTI has earned the trust of professional drag racers, Pro-Mod competitors, and street performance builders who need converters and transmissions engineered for specific power levels and vehicle applications rather than generic one-size-fits-all solutions. In 2019 FTI was acquired by NHRA Funny Car driver Paul Lee, bringing fresh investment into the brand's engineering and manufacturing capacity while maintaining the founder's commitment to quality and technical support. FTI's product range covers everything from mild street performance converters for 400 to 600 horsep...
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