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ProFormance Powertrain's SuperShift™ SXR4

GM 700R4 4-speed Automatic Transmission System for 1968-1982 (C3) Corvette Automatic

Replace your stock transmission with an overdrive 4-speed automatic, right down to a stock appearing 4-Speed Shift Selector for the console. 
 
 
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Automatic Kit for 1968-1982 Corvette (C3)
Add an Overdrive Automatic to your Corvette with ProFormance Powertrain's SuperShift™ Automatic System.
Only ProFormance Powertrain's SuperShift™ System provides every component needed to replace your stock transmission with an overdrive 4-speed automatic, right down to a stock appearing 4-Speed Shift Selector for the console. 

Install SuperShift™ in a weekend and begin enjoying the hot performance, great fuel mileage, extended cruising range and quiet highway operation of The SuperShift™ System without decreasing the value of your car.
 

Overdrive Automatic Transmission SuperShift System

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Optional Accessories 
 
Request a Quote Automatic Kit for 1968-1982 Corvette (C3) 

Optional Equipment:
Add $200 for 600ft-lb transmission
Add $150 for High Stall Converter
Add $  20 for Red or Black Polyurethane Mount
Add $199 for Lock-up control unit  
Add $199 for High Efficiency Transmission Cooler and Line Kit

TN residents only: Add sales tax. 

Call Now! Call Now! (931) 646-4836

ProFormance Powertrain's SuperShift™ Transmission System for 1968-1982 (C3) Corvette Automatic includes:

1. 450lb-ft rated custom built 700r4 - Better than new and assembled by one of the foremost transmission builders in the world. 
2. Driveshaft and Slip Yoke 
3. Dip Stick Tube and Stick 
4. Modern TV Cable Assembly - Model Specific and Modern TV Cable Connector - Carburetor Specific 
5. Reproduction Shift Cable 
6. Complete hardware pack 
7. Isolator Mount - HD Rubber (polyurethane available) 
8. Stall converter 1600-2600 (higher stall available, see below), Converter bolts - Grade 8 
9. Flex Plate - Light weight - SFI quality, and bolts - Grade 8 
10. Cross Member - Model Specific, Bolts in stock position 
11. Shift Linkage - Complete assembly with stock appearing with 4-speed console selector plate 
  Not Shown
- Calibrated Mechanical Speedometer Drive - Allows use of stock speedometer and stock cable
- Steel Inspection Cover 
   
12-month Warranty 

BEST SERVICE AND SUPPORT! Every customer has a specific Customer Tech Support rep who stands ready to help make your project a success. Guaranteed!


GlobeInternational Customers Welcome!

Click here to request a quote by email. Please tell us as much as possible about your vehicle's year and model, engine, current transmission, and differential.

Installation AvailableInstallation is available - click here! Choose one of our Recommended Installers near you.

 


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