Free shipping on orders over $100 Details

Hooker BlackHeart Transmission Crossmember

1964-67 GM A-Body LS Swap Transmission Crossmember

PART# 71222008HKR

Be the first to write a review
$306.00   Suggested Retail
$274.95   Your Price
Free Shipping
In Stock  
Add to Wish List

Starting at $25 a month with Learn More


Hooker BlackHeart has quickly become the leader in LS engine swaps and we are excited to announce new products for the 1964-67 GM A-Body. All Hooker engine swap components are designed to bolt right in for ease of installation, provide excellent ground clearance, and optimize driveline angles. The new 64-67 GM A-Body Transmission Crossmember is no exception.


  • Designed as an integral part of the complete Hooker 1964-67 A-body swap system
  • Designed for use with Hooker BlackHeart 71221008HKR or 71221009HKR 1964-67 A-body LS engine brackets to provide the most optimized U-joint working angles possible in this vehicle application
  • Works with Hooker headers and exhaust systems for this application to provide optimized component and ground clearance
  • High-strength/low-alloy steel construction- provides optimized balance of strength, stiffness weight and cost
  • Unique modular design- provides for direct installation of T56/T56 Magnum and 4L80/4L85 transmissions in any non-boxed frame 1964-67 A-body vehicle (i.e. El Camino and convertible models)
  • Additional add-on transmission adapters available to allow for installation of 4L60-4L70 (P/N 12657HKR) & TH400 or 2004R (P/N 12650HKR) transmissions
  • Black powder coat finish- provides attractive corrosion resistance characteristics


Application1964-67 GM A-Body
BrandHooker BlackHeart
Emission Code5
FinishBlack Powdercoated
Motor TypeGM LS
Product TypeCrossmember
T56 GM
T56 Magnum GM
Transmission TypeT56/T56 Magnum and 4L80/4L85
Type of ComponentCrossmember
Part Number71222008HKR



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

We Suggest
    Also Bought

        *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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

         X  Roadkill Buick Sweepstakes
         X  Roadkill Buick Sweepstakes