Circle D GM 258mm HP Series 8L90 Factory Replacement Torque Converter
Summary
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Circle D GM 258mm HP Series 8L90 Factory Replacement Torque Converter
CIRCLE D SPECIALTIES
SKU #CDS-8L90-HP-258MM
Final product price
Was
Circle D GM 258mm HP Series 8L90 Factory Replacement Torque Converter Eliminate the dreaded "Chevy Shake" and permanently cure factory TCC shudder with the Circle D GM 258mm HP Series 8L90 Factory Replacement Torque Converter. Engineered with a rigid billet front cover and a high-capacity triple-disk lockup clutch, this drop-in upgrade delivers bulletproof reliability while maintaining perfectly smooth daily drivability. Modified your car or truck? Select from several stall speeds to suit higher performance needs.
Kit Components Configured
SKU
CDS-8L90-HP-258MM
Qty
Circle D GM 258mm HP Series 8L90 Factory Replacement Torque Converter
Eliminate the dreaded "Chevy Shake" and permanently cure factory TCC shudder with the Circle D GM 258mm HP Series 8L90 Factory Replacement Torque Converter. Engineered with a rigid billet front cover and a high-capacity triple-disk lockup clutch, this drop-in upgrade delivers bulletproof reliability while maintaining perfectly smooth daily drivability. Modified your car or truck? Select from several stall speeds to suit higher performance needs.
Key Features
- Direct replacement 258mm 8L90 torque converter
- Factory 6 x 11.50" flexplate bolt pattern
- Billet front cover and billet apply piston
- Triple-disc lockup clutch
- Heat-treated splines and furnace-brazed, TIG-welded fins
- Optional stall speed upgrades available (HP Tuners calibration required)
Fitment
- GM 8L90-equipped applications using the factory 6 x 11.50" bolt pattern
Important Notes
- Will not fit 2019+ GM L84 applications.
- Will not fit C7 Corvette applications.
- HP Tuners calibration is required when selecting a non-stock stall speed.
Note: Verify transmission and flexplate compatibility before ordering.
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