68-72 GTO/LeMans, A-Body, SST Tremec Perfect-Fit 5 Speed TKX Transmission Kit, Manual to TKX

When you convert to the Tremec TKX 5 Speed, you will experience:

• 30-50% increase in fuel economy
• Low RPM cruising for greatly reduced driver fatigue and an improved highway driving experience. Road trips are fun again!
• Reduced engine wear leading to longer engine life
• Cooler engine operating temperatures
• Reduced NVH (noise - vibration - harshness)

TKX Gear Ratios

TKX - 2.87 1.89 1.28 1.00 0.68  (.81 5th gear ratio special order/on request- add to order notes at check out)

Silver Sport Transmissions Overdrive Kit Overview

PerfectFit™ Tremec TKX Kit Components for conversion from 3 or 4 speed manual

1. Tremec TKX 5 Speed Overdrive
   • 500-600 torque capacity wide or close ratio.
   • Compact billet aluminum shifter mechanism provides smooth shifting with short throws. True internal offset with perfect factory shifter positioning.
   • Exclusive SST case customization - CNC machined for a PerfectFit™ without compromise to the transmission
   • Thoroughly tested for leaks and performance.
   • Full 12 month warranty with unlimited technical support, 24 month installation window
   • Optional Carbon Fiber Lined Synchronizer blocker ring upgrade for higher rpm shift capability
   • Lower Cost Option  Classic Fit option available for non-console installations.  Slight trimming of the shifter opening may be required.
2. Crossmember
   • Uses existing crossmember (slight movement may be necessary)
3. Optional Driveshaft & Slip Yoke
   • Lightweight, steel, custom driveshaft for superior strength. Dynamically balanced for smooth operation and premium solid u-joints come standard.
   • Install the trans and use the instructions we provide to get dimensions. Driveshaft Not included Contact SST or Local Driveshaft Shop..
4. Sheet Metal
   • Pre-Engineered Sheetmetal for for Floor Insert-front
   • Pre-Engineered Sheetmetal for for Floor Insert-rear
5. Speedometer Connection
   • Mechanical and electronic compatible
6. Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
7. Reverse Light Connector
8. Pilot Bearing
   • Super heavy duty needle roller type with lube seal for long life
9. Isolator Mount
   • Rubber for vibration isolation or optionalheavy-duty poly for track duty
10. Pennzoil® Synchromesh Gear Oil 3 pack. Synchromesh Fluid is designed to offer optimal protection and corrosion resistance.
11. Installation Hardware
12. ARP - Pressure Plate Bolts, 3/8-16, 9/16 in. Hex Head, High Performance, V8, Set of 6
13. Detailed Installation Instructions - including free lifetime tech support
14. 12 Month Product Warranty
    • Includes 24 month activation delay so you can finish your project.

Optional components offered

1. Carbon Fiber Lined Synchronizer Blocker Ring and Bronze Shift Fork Pad Upgrade
   • For higher rpm shift capability and increased durability
2. Heavy Duty Poly Isolator Mount Upgrade
   • For track duty
3. Hydraulic Clutch Actuator Kit - Modern technology with less pedal effort
   • Master cylinder - high quality Wilwood
   • Heavy-Duty concentric slave cylinder - 1,000,000 cycle service life
   • Pre-engineered firewall mount for master cylinder - eliminates guess work for easy installation
   • Remote reservoir with hose
   • Braided steel pressure hose
   • Pedal pushrod and all hardware
   • Detailed installation instructions
4. Shifter and Knob
5. Flywheel
   • Billet steel, not cast steel, for improved durability and safety.
6. Clutch Kit
   • High performance, long life packages with easy pedal effort tailored to your needs
7. Bellhousing
   • Titanium-Aluminum OEM type or steel scattershields that meet race safety requirements

Why buy from Silver Sport Transmissions?

1. Fast Shipping
   • Popular kits are in stock for short lead times
2. Complete Kits
   • Why go to multiple sources for parts? Make one phone call and get things going on your project now.
3. Excellent Customer Service
   • Lifetime tech support
   • Knowledgeable staff
4. Premium Components
   • Only approved, high quality parts are sold by SST.
5. Engineering Know How
   • Only SST has experienced and licensed engineers on staff. We know what fits, what works and how to install it.

** Clutch options **

SST Advanced Friction™ STR clutch set.
• 11"
• 26 spline
• Sprung hub disc design with Marcel cushion
• Full face organic friction
• Light pedal effort
• Smooth street characteristics
• 450 Torque capacity
• Release bearing and alignment tool included

SST Advanced Friction™ GRP clutch set
• 11"
• 26 spline
• Sprung hub disc design with Marcel cushion
• True dual friction - Full face organic/Segmented ceramic
• Light pedal effort
• Smooth street characteristics
• 550 Torque capacity
• Release bearing and alignment tool included

SST Advanced Friction™ TRK clutch set.
• 11"
• 26 spline
• Sprung hub disc design with Marcel cushion
• True dual friction - Full face organic/Segmented ceramic
• Moderate pedal effort
• Smooth street characteristics
• 650 Torque capacity
• Release bearing and alignment tool included

***Got a neutral balanced flywheel and externally balanced engine? McLeod flywheel counter balance weight kits are your solution. Their weights when bolted to "0" or neutral balanced McLeod flywheels turn them into an externally balanced application. They offer various bolt-on style counter weights for Chevy, Chrysler, and Ford engine applications. Solve your weight problem with McLeod flywheel counter balance weight kits. These weight kits are made to be used in conjunction with McLeod Racing Flywheels Only!