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1962-1964 GM X-Body TREMEC TKX 5-Speed Manual Conversion Kit | GMXBODY-TKX-6264

1962-1964 GM X-Body TREMEC TKX 5-Speed Manual Conversion Kit | GMXBODY-TKX-6264

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GMXBODY-TKX-6264

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Hawks Motorsports offers our clients this 1962-1964 GM X-Body TREMEC TKX 5-Speed Manual Conversion Kit | GMXBODY-TKX-6264. Designed for classic Chevrolet Chevy II and Acadian vehicles, this PerfectFit™ kit upgrades your original manual drivetrain with the modern performance, strength, and reliability of the TREMEC TKX 5-speed overdrive transmission.

The TREMEC TKX is one of the most compact high-performance 5-speed transmissions available, making it an ideal upgrade for classic X-Body applications. With a 600 lb-ft torque capacity, 7,500 RPM shift capability, and improved highway cruising, the TKX delivers modern drivability while maintaining the character of your classic vehicle.

This kit is designed for manual transmission applications and includes the components needed to install a TKX into your GM X-Body. Automatic-to-manual conversion parts are available separately for vehicles originally equipped with an automatic transmission.

Vehicle Applications:

MakeModelYear Range
Chevrolet Chevy II / Nova 1962-1964
Acadian Acadian 1962-1964

TREMEC TKX Features:

  • TREMEC TKX 5-Speed Overdrive Transmission
  • Designed for GM X-Body applications
  • Handles up to 600 lb-ft of torque
  • Capable of 7,500 RPM shifts
  • Compact rounded case design for reduced cutting
  • Reduced RPM highway cruising
  • 30-50% increase in fuel economy potential
  • Reduced engine wear and operating temperatures
  • Reduced noise, vibration, and harshness (NVH)
  • Compatible with mechanical or hydraulic clutch actuation
  • Designed for everyday street use with excellent shift quality

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 Kit Components:

  • TREMEC TKX 5-Speed Overdrive Transmission
  • STX Shifters® with true offset for factory-correct shifter position
  • Heavy-duty pilot bearing with lubrication seal
  • GM X-Body tunnel modification kit
  • Transmission crossmember
  • Rubber isolator mount for vibration control
  • Mechanical and electronic speedometer compatibility
  • Waterproof reverse light connector
  • Driveshaft and slip yoke
  • Lightweight steel custom driveshaft
  • Dynamically balanced driveshaft assembly
  • Premium solid U-joints
  • Complete installation hardware
  • Detailed installation instructions
  • Lifetime technical support
  • Market-leading warranty

Optional Auto-to-Manual Conversion Components:

  • McLeod Flywheel
  • McLeod Clutch
  • Bellhousing options including OEM-style and steel scatter shield designs
  • Clutch pedal assembly
  • Hydraulic clutch actuator kit
  • Master cylinder and slave cylinder components
  • Firewall mount, reservoir, braided hose, and hardware
  • Shifter hump
  • Shifter boot and trim ring
  • Shifter handle
  • 5-speed engraved shift knob

Installation Notes:

  • This kit is intended for vehicles equipped with a manual transmission.
  • Automatic-to-manual conversion components are optional and required only for vehicles originally equipped with an automatic transmission.
  • Driveshafts are included with this kit but configuration should be verified before ordering.
  • Additional components may vary depending on vehicle setup.
  • Professional installation is recommended for drivetrain modifications.

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