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1968-1970 Chevrolet Overdrive Transmission Conversion Kit 4L80E

Product May Vary From Above Listed Image

This Chevrolet overdrive conversion kit makes it easy to install a modern overdrive automatic in place of your old Powerglide, TH350, or TH400 transmission for improved performance and better fuel economy. Each kit includes a new laser cut and hardened detent, indicator plate, hardware, and brackets to allow the use of your factory shifter. This kit works with a 4L80E transmission.

Retail Price

$112.95

Your Price

$99.95

You Save: 12%

11.51%)
  • Ground Up Part # SC2252
  • Manufacturer Part # SC2252
  • Brand Shiftworks
  • Sold As: Each
  • Eligible For Discounting with Coupon No
  • Eligible For Free Shipping with Coupon Yes
  • Shipping Details: This item ships UPS Ground.


This Chevrolet overdrive conversion kit makes it easy to install a modern overdrive automatic in place of your old Powerglide, TH350, or TH400 transmission for improved performance and better fuel economy. Each kit includes a new laser cut and hardened detent, indicator plate, hardware, and brackets to allow the use of your factory shifter. This kit works with a 4L80E transmission.

Part Notes

Due to increased demand and supplier delays, this item may take longer than normal to arrive during this time. Please click HERE for more information.




Parts Application (click year and model for exact part details):

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Part Notes:

Due to increased demand and supplier delays, this item may take longer than normal to arrive during this time. Please click HERE for more information.





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