GM A-BODY 64-67 MDL Modified TKX 5-Speed/.68-OD.

$3,550.00

MDL modifications bring the shifter stub up in the OE position
We achieve this by carefully updating and integrating new pieces to
this must-have transmission
Not available through TREMEC

 

Click here to see what’s different

Video series deep dive install on a beautiful 67 A-Body

Description

THE ALL-NEW MDL MODIFIED SHIFT POSITION TREMEC TKX 5-SPEED
FOR GM A-BODY 1963-1967

The shifter is a close-ratio custom-made piece that is now an integral part of the transmission
this is an upgraded transmission, this isn’t just a bolted-on shifter.
They are all prepared at our facility by hand to ensure quality & precision.
Many hours of R&D were put forth to provide this to you our customer.

We offer many different offset shifter stubs to bring the shifter up right where you need it.

No upgraded TKX leaves here unless it’s right.

 



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 must-have transmission
Not available through TREMEC.

   

Click here to see what’s different

FIts: Chevelle, GTO, Lemans, 442, Buick-GS, Malibu

BOP applications for upgrading a 3 or 4-speed manual car to a 5-speed
If your BOP is automatic or has an auto or blank floor console 

 

Video series deep dive install TKX 5-speed into a beautiful 67 A-Body

 

Features:
Gear Ratios 2.87, 1.89, 1.28, 1, .68od
26 spline input, 31 spline output

MDL modifications bring the shifter stub up in OE position
We achieve this by carefully updating and integrating new pieces to
this  must-have transmission
Not available through TREMEC

TKX is the next generation in five speeds
With  ALL NEW End-Loading Design
Which provides such advantages as:

  • a slimmer case design for great tunnel clearance
  • increased case strength, and fewer case seams.

All this and 8000 RPM shifting & 600lbs/ft. torque capacity

part 1 of a 5 part Video series deep dive install on a beautiful 67 Chevelle

Product Features

Sintered carbon/bronze-Hybrid triple cone synchro’s
with a non-leading tooth profile

  • Sintered carbon/bronze-Hybrid triple cone synchro’s
    ..with a non-leading tooth profile
  • Close gear ratio (2.87, 1.89, 1.28, 1.00, .68) high-performance applications Rated at 600+ft/lbs
  • Utilizes Ford TKO bolt pattern 7.2″ length input shaft
    (with a short input shaft option can bolt to:
    GM close pattern 3-4 speed bellhousings )
  • 26-spline input shaft with a 31-spline output shaft for added strength.
  • GM .590 pilot tip and 1.375″ OD throwout bearing guild tube. 
  • Robust design with an internal 3-rail shift system & steel shift forks.
  • All gears & shafts are made from special grade steel (ASTM 4615) providing increased torque carrying capacity.
  • Single-piece countershaft provides an increased torque-carrying capacity
  • Tapered roller bearings on input, output, and counter shafts improve performance (reduced noise factor) with caged needle bearing on the main shaft. 
  • Equipped with a high-performance short-throw billet aluminum shifter that isolates road noise, while providing clean crisp shifts. 
    (Optional offset MDL shifter available for even more custom fit)
  • New smaller mid-position shifter mounting base reduced the footprint
  • Built-in reverse light switch on the left side
  • Cruise control safety switch location on the right side of the TKX.
  • The rear main-shaft support bushing moved from the tail closer to the gearbox provides better support.
  • All mating surfaces are sealed with gaskets

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

We offer complete TKX five-speed packages
They are completely customizable.
Contact us today for a detailed quote.

 

Experience the MDL difference:

When you purchase a complete MDL Conversion Package you get

  • We extend the manufacturer’s warranty by an extra year… with a 1-year grace period.
  • We have the best in the industry customer service.
  • lifetime technical support.

TKX offers even more:

  • Three shifter locations are standard. (For the Mid position, an additional kit is required)

  • Ford Mechanical 7-tooth speedometer cable drive gear
  • The reluctor wheel is 17-tooth.
  • OSS two-wire Analog speedometer sensor built-in.  
  • Reduce engine rpm to a level that makes it fun to drive besides enhancing fuel efficiency.

 

Lubricant Specifications

For all Tremec TKX 5-Speed models, the recommended oils are
Amzoil ATF or Synchromesh
Tremec High-Performance manual transmission Fluid (HP-MTF)
GM Synchromesh
Mobil 1 Synthetic ATF.

Fluid capacity is 2.7 quarts / 2.6 Liters.

 

 

 

Additional information

Weight 1936 oz
Dimensions 48 × 14 × 18 in

VIDEOS

MANUALS

TKX-Service.Manual-SM_TKX_09.2020

SERVICE MANUAL

 

TKX-Parts.Manual-PL_TKX_09.2020

PARTS MANUAL

OIL DETAILS

TKO / TKX Oil info

WHY BUY A TREMEC

WHY BUY A TREMEC ?