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![PT42004L80LS Pro Thruster Series Torque Converter, GM LS w/4L80/4L85E Trans, 9.50 in. Diameter, 4200 RPM Stall [Lockup]](https://www.jegs.com/images/mini_750/0/056/056-pt42004l80ls.jpg)
Vehicle Info NeededYANK PERFORMANCE CONVERTERSPART NUMBER: 056-PT42004L80LS
PT42004L80LS Pro Thruster Series Torque Converter, GM LS w/4L80/4L85E Trans, 9.50 in. Diameter, 4200 RPM Stall [Lockup]
$1,14900
Ships on 10/02/2026
Lowest Price GuaranteeGM LS Engine
4L80/4L85E Transmission
4L80/4L85E Transmission
Pro Thruster Series Torque ConverterGM LS Engine w/4L80/4L85E Transmission 9.50 in. Diameter 4200 RPM Stall Single Disk Lockup Billet 650 RWHP Rated
Yank Performance Converters PT42004L80LS Features:
The Pro Thruster Series is the ultimate N/A converter that loves big camshafts and RPM. These converters feature a 9.50 in. billet cover with billet lockup clutch.
- One-piece roller burnished hub
- New torrington bearings
- Fully furnace brazed pump and impeller
- Hardened splines
Yank Pro Thruster Series Torque Converters — N/A, Big-Cam Power
Unleash naturally aspirated performance with Yank’s Pro Thruster Series—purpose-built for big-cam, high-RPM builds that demand crisp lockup and brutal launches. Each 9.5-inch converter is rated for 650 RWHP and features a billet cover with a billet lockup clutch, one-piece roller-burnished hub, new Torrington bearings, a fully furnace-brazed pump/impeller, and hardened splines. Available for popular GM automatics—including 4L60/65/70E and 4L80/85E with common stall options of 4,000 and 4,400 rpm.
Part TypeAutomatic Transmission Torque Converter
Product LineYank Performance Converters Pro Thruster Series Torque Converters
BrandYANK PERFORMANCE CONVERTERS
Package Height8.0
Package Width13.0
Package Length13.0
Weight47.0 PG
Part CategoryPerformance Parts
Stall Speed Rpm4200
Lock Up TypeYes
QuantitySold Individually
MaterialBillet
Transmission Manufacturer Code4L80/4L85E
Part FitmentSemi Universal
Maximum Horsepower650
Grade TypePerformance
Diameter9.50 in.
Vendor Part NumberPT42004L80LS
Package Qty1
Package TypeEA
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