73-77 GTO/LeMans, A-Body, SST Tremec Perfect-Fit 5 Speed TKX Transmission Kit, Auto 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 an automatic

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.
   • Market Leading Warranty 
   • Optional Carbon Fiber Lined Synchronizer blocker ring upgrade for higher rpm shift capability
2. Pilot Bearing
   • Super heavy duty needle roller type with lube seal for long life
3. Flywheel
   • Billet or cast steel depending on your needs/budget
4. Clutch Kit
   • High performance, long life packages with easy pedal effort tailored to your needs
5. Bellhousing & Inspection Cover
   • Titanium-Aluminum OEM type or steel scattershields that meet race safety requirements
6. Mechanical Linkage & Throwout Bearing
7. Pedals
8. Shifter Handle & 5 Speed Ball - Black or White
9. Optional Driveshaft & Slip Yoke
   • Lightweight, steel, custom driveshaft for superior strength. Dynamically balanced for smooth operation and premium solid u-joints come standard. Driveshaft Not included Contact SST or Local Driveshaft Shop.
10. Speedometer Connection
    • Mechanical and electronic compatible
11. Calibrated Speedo Cable or Electronic Speedo Connector - Your choice
12. Reverse Light Connector
13. Isolator Mount
    • Rubber for vibration isolation or optionalheavy-duty poly for track duty
14. Tunnel Template & Ready to install Sheet Metal
    • Not available with Classic Fit TKO
15. Installation Hardware
16. 5 Speed Console Shift Pattern Plate (Chevelle Only)
17. Shift Boot and Trim Ring
18. Detailed Installation Instructions - including free lifetime tech support
19. Market Leading Warranty 

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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 under dash 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. T-Handle Shifter

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Why buy from Silver Sport Transmissions and Butler?

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.

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