Complete T5 5-Speed Package | 1971-1973 Mustang/Cougar | Small Block Ford

Complete T5 5-Speed Package | 1971-1973 Mustang/Cougar | Small Block Ford

Complete T5 5-Speed Package | 1971-1973 Mustang/Cougar | Small Block Ford

Description

Complete T5 5-Speed Package | 1971-1973 Mustang/Cougar | Small Block Ford

Key Features

  • TREMEC T5 5-speed with 330 ft-lb torque capacity and 0.63:1 overdrive for highway cruising
  • Direct bolt-in conversion using existing 6-bolt bellhousing, clutch fork, and linkage
  • Offset shifter positions directly into factory console opening without modifications
  • Compact and lightweight design at just 75 lbs dry weight - fits where others cannot
  • Gear ratios: 2.95 / 1.94 / 1.34 / 1.00 / 0.63 - strong first gear with deep overdrive
  • Complete customizable package with transmission, adapter, clutch, crossmember, and accessories
  • No tunnel modifications required - installs like a factory 3-speed or 4-speed
  • 10-spline input shaft, 28-spline output shaft
  • Requires 2.75 quarts ATF Dexron III

Description

Converting your 1971-1973 Mustang or Cougar from a manual 3-speed or 4-speed to a modern 5-speed overdrive has never been easier. This complete T5 package solves the classic problem of adding overdrive without cutting up your car or dealing with complex custom fabrication. The TREMEC T5 is the smoothest-shifting and most reliable manual transmission for moderate horsepower applications, safely handling 330 ft-lb of torque while delivering the fuel economy benefits of a deep 0.63:1 overdrive - suitable for street cars up to 450 horsepower on DOT-approved tires.

The engineering brilliance lies in the adapter plate system that allows you to retain your existing 6-bolt bellhousing, clutch fork, linkage, and related components. This keeps costs down while maintaining the factory appearance and function of your clutch system. The T5 is the smallest and lightest of the TREMEC transmission line at just 75 lbs dry - don't let the size fool you, this transmission can hold its own and fits where others cannot, making it ideal for the tight confines of early '70s Mustang engine bays. The included offset shifter slides directly into your original shifter opening, maintaining the correct shift position without console modifications.

With a strong 2.95 first gear for aggressive takeoff performance and that fuel-saving 0.63:1 overdrive, this transmission transforms your classic into a highway-friendly cruiser with lower RPMs, increased fuel mileage, reduced engine temperatures, and a much quieter in-car experience. The T5z is the best transmission for retrofits of 4-speed or automatics in classic cars and hot rods with small block power. Like all TREMEC aftermarket transmissions, the T5 is made from 100% brand-new OEM-quality components with aluminum die-cast housings for reduced weight, tapered roller bearings on main and countershafts for durability, and advanced synchronizer technology for smooth, low-effort shifts.

This package is specifically engineered for 1971-1973 Mustang and Cougar models with small block Ford engines using the 6-bolt bellhousing pattern. Each package is fully customizable to your specific build requirements with comprehensive component options for shifters, clutches, speedometer drives, crossmembers, and transmission mounts - creating a complete, bolt-in conversion solution with everything you need in one purchase.

What's Included

This is a configurable package. Components are selected based on your specific application and preferences:

  • TREMEC T5 5-speed manual transmission (2.95:1 first, 0.63:1 overdrive, 330 ft-lb capacity)
  • Transmission adapter plate for 6-bolt Ford bellhousing
  • Hardware kit for Ford T5 installation
  • Clutch set (choice of McLeod or Centerforce options)
  • Pressure plate bolts (standard or ARP options)
  • Shift knob (multiple finish and style options including MDL-branded)
  • Shift lever (multiple offset and length options)
  • Shift lever bolt kit
  • Heritage-style shift boot
  • Speedometer cable (with or without clamp)
  • Speedometer driven gear (16-21 tooth options for accurate calibration)
  • Speedometer gear retaining clip
  • Crossmember for '67-'73 Mustang T5 installation
  • Transmission mount
  • Transmission fluid (3 quarts ATF Dexron III)
  • Driveshaft yoke (1310, 1330, or 1350 series options with 28-spline)
  • Comprehensive installation support and tech guidance
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