Skip to main content

Adapter Accommodates Popular A727 Automatic & Tremec TKX (GM Style) Manual Trans

Part # WB130034

1973-1976 Mopar A-Body A727 / TKX Transmission Adapter for Gen III Hemi Swap

Adapter Accommodates Popular A727 Automatic & Tremec TKX (GM Style) Manual Trans

In Stock

CLEARANCE

All Sales Final

Advertised Price $6.95
$4.75
Save $2.20
Add to Wishlist
3

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.

See Emissions Details
Easily upgrade your Mopar A-Body project with this application-specific transmission adapter designed to simplify Gen III Hemi swaps. Engineered to accommodate the popular A727 automatic and GM-style Tremec TKX manual transmissions, this adapter eliminates the guesswork typically involved in transmission mounting for your Hemi conversion. Crafted from durable steel, this high-strength transmission adapter is designed specifically for 1973–1976 Mopar A-Body vehicles and provides a direct-fit solution when installing a Chrysler Gen III Hemi engine. Whether you're retaining your A727 automatic or upgrading to a modern 5-speed Tremec TKX, this adapter delivers proper alignment and support for dependable drivetrain performance. This solution includes a transmission mount and reuses the factory transmission crossmember, offering a cost-effective swap that preserves your existing driveshaft geometry.

Features:

  • Uses with GM Style Transmission Mount - Hooker Part# 71223029HKR or 71223030HKR (Sold Separately)
  • Modular Design with Bolt-on Transmission Adapter Allows Future Transmission Swaps without Replacing the Crossmember
  • Welded Steel Construction w/ Raw Unpainted Finish for Great Value
  • Heavy Duty 3/16” Steel Construction - for Strength & Durability
  • Includes Mounting Bolts & Instructions
  • Use with Crossmember WB130033 (sold separately)

About Hooker BlackHeart

Shop the official site of Hooker BlackHeart and explore exhaust systems, engine swap kits, and mufflers for both import and domestic vehicles at Holley.com!

Brand Hooker BlackHeart
CategoryBody
Emission Code3
Part TypeTransmission Mount Bracket
Sub CategoryBrackets, Flanges and Hangers
UPC090127119570
Part NumberWB130034
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.


The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

*Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

Some parts are not legal for use in California or other states with similar regulations.

Adapter Accommodates Popular A727 Automatic & Tremec TKX (GM Style) Manual Trans
Adapter Accommodates Popular A727 Automatic & Tremec TKX (GM Style) Manual Trans
Advertised Price $6.95
$4.75
Save $2.20