Product Description:
Hawks Motorsports offers our clients this 1984-1988 Chevrolet Corvette C4 TREMEC TKX 5-Speed Manual Conversion Kit | Replace 4+3 Transmission | VETTE-TKX-8488. This Silver Sport Transmissions PerfectFit™ kit replaces the factory 4+3 manual transmission with a modern TREMEC TKX 5-speed overdrive system designed for improved performance, reliability, and highway drivability.
Vehicle Configuration Required
Transmission conversion kits are vehicle specific. Complete the Hawks Motorsports Transmission Conversion Request Form before ordering so our team can verify compatibility and confirm the correct components for your application.
Designed for 1984-1988 Chevrolet Corvette C4 models equipped with the factory 4+3 manual transmission, this TREMEC TKX PerfectFit™ conversion kit provides a complete solution for upgrading to a stronger and more efficient 5-speed manual transmission.
The TREMEC TKX delivers modern transmission performance with a compact case design, 600 lb-ft torque capacity, and 7,500 RPM shift capability. This upgrade improves cruising comfort while maintaining the engaging manual driving experience Corvette enthusiasts expect.
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
KEY FEATURES:
- 1984-1988 Chevrolet Corvette C4 TREMEC TKX 5-speed conversion kit
- Designed to replace the factory 4+3 manual transmission
- TREMEC TKX 5-speed overdrive transmission
- 600 lb-ft torque capacity
- 7,500 RPM shift capability
- Compact rounded transmission case
- 30-50% potential fuel economy improvement
- Low RPM highway cruising
- Reduced noise, vibration, and harshness
- Compatible with mechanical or hydraulic clutch actuators
- Designed for everyday street use
- Electronic speedometer compatibility
- Factory-style shifter positioning
INCLUDED COMPONENTS:
- TREMEC TKX 5-Speed Overdrive Transmission
- STX Shifters® true offset shifter
- Heavy-duty needle roller pilot bearing
- Installation hardware
- Rubber isolator mount
- Torque arm adapter
- Electronic speedometer interface
- Speedometer port plug
- Waterproof reverse light connector
- 31 spline slip yoke
- U-joint
- Shift boot and trim ring
- Shifter handle options
- Classic white or black 5-speed shift knob
- 5-speed dash plaque
- Detailed installation instructions
- Lifetime technical support
- Market-leading warranty
FITMENT APPLICATIONS
| Make | Model | Years |
|---|---|---|
| Chevrolet | Corvette C4 | 1984-1988 |
INSTALLATION NOTES:
- Verify engine combination and drivetrain configuration before ordering.
- This kit is designed specifically for replacing the factory 4+3 manual transmission.
- Additional components may be required depending on vehicle configuration.
- Professional installation is recommended for drivetrain modifications.
- Installed or modified components may not be eligible for return. Confirm application details before installation.