TREMEC TKX 5-Speed Kit for AMX, Hurst SC/Rambler, and Javelin
TREMEC TKX 5-SPEED CONVERSION KITS FOR 68-70 AMX, 69 HURST SC/ RAMBLER, 68-74 JAVELIN
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Buy in monthly payments with Affirm on orders over $50 Affirm
How it works?Specifications
When you convert to the Tremec TKX 5 Speed, you will experience:
- Compact, rounded case - No cutting
- Capable of handling 600 lb•ft torque
- Capable of 7,500 rpm shifts
- 30-50% increase in fuel economy
- Low RPM cruising
- Reduced NVH (noise - vibration - harshness)
- Interchangeable with mechanical or hydraulic clutch actuators by removing just a few bolts, no need to tear down the transmission
- Designed for everyday street use - an ideal blend of brute strength and street manners
TKX Gear Ratios
Wide Ratio - 3.27, 1.98, 1.34, 1.00, 0.72
Close Ratio - 2.87, 1.89, 1.28, 1.00, 0.68 OR 0.81
Silver Sport Transmissions Overdrive Kit Overview
Driveshafts are no longer included in your order but may be purchased separately.
- TREMEC TKX 5 Speed Overdrive
- STX Shifters® - True offset for a factory-correct shifter position
- Pilot Bearing - Super heavy-duty needle roller type with lube seal for long life
- Installation Hardware - Every bolt you need is included and clearly labeled
- Isolator Mount - Rubber for vibration isolation or optional heavy-duty poly for track duty
- Reverse Lights Connector - Waterproof connector
- Speedometer Connection - Mechanical and electronic compatible
- Bellhousing
-
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
- Driveshaft & Slip Yoke - Lightweight, steel, custom driveshaft for superior strength. Dynamically balanced for smooth operation and premium solid u-joints come standard.
- Detailed Installation Instructions - Including free lifetime tech support
- Market Leading Warranty
- McLeod Clutch
- McLeod Flywheel
- STX Shifter® - Short throw shifter
- Shifter Handle*
- Shifter Knob*
- Fluid - Break-In Fluid, transmission fluid, and hydraulic clutch fluid available for purchase
*Required for Automatic to Manual Conversions
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TREMEC TKX 5-Speed PerfectFit™ Kits for AMC are the simplest and most cost-effective way to convert to a modern overdrive with proven case machining techniques and compact shifters that provide the best fit and shift quality available. Silver Sport Transmissions CNC machines the TREMEC TKX case and tailhousing to streamline the case as much as possible and also move the shifter position into the factory-correct location for a PerfectFit.
Give us a call or send an email, and we'll be happy to discuss your project.
Please Note: Driveshafts are a separate transaction and may not be included in your quote unless noted otherwise.
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Review Product
TREMEC TKX 5-Speed Kit for AMX, Hurst SC/Rambler, and Javelin
Appearance
Installation
Price / Value
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Average Rating: 5 of 5
Appearance
Installation
Price / Value
Quality
Installed in my 70AMX great kit everything installed with little to no problems.
Posted by: Bob05/08/2025
Average Rating: 5 of 5
Appearance
Installation
Price / Value
Quality
Converted my 70 AMX auto to the TKX5. The hard part was finding a pedal assy. So zi made one. Truly woke this 390 up. I’m A fan!
Posted by: Jerry Dillon03/31/2025
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