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Purchase MDL Tremec GM TKX Road Race 5-spd, 68-82 C3 Corvette (Copy)

Tremec

MDL Tremec GM TKX Road Race 5-spd, 68-82 C3 Corvette (Copy)

SKU: MD-501-17722-VET3_copy

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$4,100.00 Original Price
Price excludes tax
 

Upgrade your 1968–1982 C3 Corvette with the MDL-Modified Tremec TKX 5-Speed—built for OE shifter position and unmatched performance. Our custom short-throw shifter is fully integrated, not just bolted on, delivering crisp, precise shifts. Hand-assembled with enhanced gear strength, 8000 RPM shift capability, and 600 lb-ft torque capacity. This isn’t just a transmission—it’s a purpose-built powerhouse.

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Key Features

  •  Special-grade ASTM 4615 steel gears & shafts for high engine demands.
  •  Single-piece countershaft for higher torque capacity.
  •  Tapered roller and caged needle bearings reduce noise and boost performance.
  •  Integrated reverse light switch plug.
  •  Main-shaft support bushing repositioned for improved stability.

  Prop 65 Warning

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.


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What is it for?

Street, Strip

What it fits?

Corvette 1968-1982

Comes with?

When you purchase a complete MDL Conversion Package you get: We extend the manufacturers warranty by an extra year with a 1-year grace period. We have the best in the industry customer service. life-time technical support.

MDL Modified TKX Specifically for C3 Corvette

Close ratio / short throw TKX to bring your shifter lever up where you need it.
The narrow shift body will clear the shifter hole without cutting the floor.
Taking all the worry and hassle out of shifter placement.

What do we do to the TKX:

MDL modifications bring the shifter stub up in OE position
We achieve this by carefully machining, updating, and integrating new pieces to this powerhouse transmission
Not available through TREMEC.
No upgraded TKX leaves here unless its right.

If you are making over 400-hp and need an update from your four-speed this is the transmission for you.

C3 Corvette

C3 Corvette

C3 Corvette two tone

C3 Corvette two tone

If you don't see what you're looking for please call 208-453-9800

Specifications

Shifter Side Shift
Yes
Gear Ratio 1st Gear
2.87
Gear Ratio 2nd Gear
1.89
Gear Ratio 3rd Gear
1.28
Gear Ratio 4th Gear
1
Gear Ratio 5th Gear
0.81
Input spline count
26
Oil Type Requirements
ATF Dextron III
Output spline count
31
Shift Positions
Rear Position
Transmission
TKX

Videos

MDL | TREMEC TKX Benefits & Features
MDL | TECH FAQ - How do I unlock a TKX that is stuck in gear after shipping?

FAQs

Q. Does the TKX transmission have a reverse lockout? A. Yes, it has a mechanical lockout from 5th to reverse. Q. What kind of Oil should I run in the TKX? A. Dextron III, any brand so long as it's DEX III.

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