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GM Truck ProFit™
Tremec Overdrive Transmission Conversion Kit for 1960-72 GM Trucks |
Call us for great pricing deals every day at (931) 646-4TDM.
Direct Bolt-In ♦ Perfect Shifter Positioning ♦ No Cutting ♦ No Modifications! |
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This 5-Speed System is
the easiest and most complete way to put a high strength, modern
overdrive Tremec TKO 5-speed in your GM Truck.
Our Custom Engineered Tailhousings and Shift Mechanisms
provide the smoothest operation, the shortest throws and the only true
internal offset in the business. Enjoy a 5-Speed System with low RPM
cruising, and great fuel economy today.
Click here to run our Speed Analyzer. |

ProFit
Street Kit TKO-500
ProFit Street Kit TKO-600
ProFit Road Race Kit TKO-600 |
ProFit™ 5-Speed Overdrive Transmission System

Click Here or call
(931) 646-4TDM |
TKO-500
ProFit™ Kit |
TKO-600 (.64)
ProFit™ Kit |
TKO-600 (.82)
ProFit™ Kit |
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Builder's Series™ Kits
Complete kit, but with non-customized TREMEC transmission.
You
will need to modify the factory shifter hole and possibly the console.

Click Here or call (931)
646-4TDM |
TKO-500
Builder's Series™
Kit |
TKO-600 (.64)
Builder's Series™
Kit |
TKO-600 (.82)
Builder's Series™
Kit |
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Unmodified Transmissions
Bare TREMEC transmission, for fabrication
specialists.
Be prepared to modify your crossmember, driveshaft,
floorpan,
console, shifter boot, seats, wiring, speedometer,
and provide various specialty hardware and sheetmetal fabrication.

Click Here or call (931)
646-4TDM |
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Bare TKO-500 |
Bare TKO-600 (.64) |
Bare TKO-600 (.82) |
ProFit™ 5-Speed Overdrive
Transmission System (for Auto-to-Manual Conversions)
Includes everything you need to convert your automatic transmission
vehicle. Full conversion kit includes all new parts: Titanium-Aluminum
Bellhousing, Billet Steel Flywheel, Modern Pedal Effort Performance
Clutch Kit (Balanced Pressure Plate, Premium Disk), New Reproduction
Pedals with New Pads, Hydraulic Actuator kit, Reproduction Boot, Shifter
Handle and knob, All Hardware and Instructions.

Click Here or call
(931) 646-4TDM |
TKO-500
ProFit™ Kit |
TKO-600 (.64)
ProFit™ Kit |
TKO-600 (.82)
ProFit™ Kit |
TN residents only: Add sales tax. |
Call Now! (931) 646-4TDM
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The ProFit TKO kits include the following components:
- Transmission. All new TKO-500 or TKO-600 transmission. Includes billet aluminum Tremec shifter.
- Crossmember. Custom mandrel bent, tubular crossmember. Direct bolt in - no modifications required.
- Transmission mount. Energy Suspension polyurethane transmission mount for long life and durability.
- Speedometer cable/adapter. Custom mechanical speedometer cable with integrated adapter and gear. Electric speedometer kits are also available.
- Driveshaft. Steel driveshaft complete with premium Spicer u-joints and Spicer C6 slip yoke, custom built for your car. All driveshafts are balanced using state-of-the-art equipment. 500 H.P. rating with street tires. For higher horsepower applications aluminum driveshafts are available for an additional charge.
- Pilot bearing. Needle roller pilot bearing.
- Shift knob. Hurst black or white 5-speed shift knob.
- Reverse light switch connector. Convenient pigtail connector.
- Hardware Kit. Complete specialty hardware kit for a hassle free installation.
- Installation Instructions/Information. Step-by-step instructions to answer your most detailed questions and help you with your installation.
- Optional mid shifter. Locates shifter 12.5" back from front of transmission. Add $350 (installed).
- Customer Support. Unlimited phone support for all technical and installation related questions.
- Extended warranty. Free one year extended warranty on all kit components. Some restrictions apply.
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| Model |
Part Number |
1st |
2nd |
3rd |
4th |
5th |
Torque Rating |
TKO-500 |
4616 |
3.27 |
1.98 |
1.34 |
1.00 |
.68 |
500 ft/lbs. |
TKO-600 |
5009 |
2.87 |
1.89 |
1.28 |
1.00 |
.64 |
600 ft/lbs. |
TKO-600(RR) |
4618 |
2.87 |
1.89 |
1.28 |
1.00 |
.82 |
600 ft/lbs. |
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BEST SERVICE AND SUPPORT! Every
customer has a specific Customer Tech Support rep who stands
ready to help make your project a success. Guaranteed! |
International
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
is available - click here! Choose one of our Recommended Installers
near you.
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Customize your Gearshift
Knob today!

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