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Hooker BlackHeart Transmission Adapter

94-98 Mustang LS-swap Transmission Adapter Bracket, Powerglide or TH350

PART# 71222014HKR

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$45.72   Suggested Retail
$37.04   Holleydays Price
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Hooker BlackHeart has quickly become the leader in LS engine swaps and we are excited to announce new products for 94-98 Ford Mustangs with GM LS engines. The new Hooker BlackHeart LS Swap Transmission Crossmembers are designed to be used with Hooker BlackHeart Engine Adapter Plates (P/N 71221011HKR) for a trouble free install.


  • Comprehensively designed as an integral part of the complete Hooker LS engine swap system for Ford SN95(1994-98 only) Mustangs; provides maximized level of inter-component compatibility
  • Two distinct designs provide installation capabilities for installing a Powerglide*, TH350*, 2004R*, TH400*, 4L60-4L70*, 4L80/4L85*, 4th-gen F-body T56, T56 Magnum or TKO transmission* (*separate adapter required for installation)
  • Designed specifically for use with Hooker 71221011HKR engine adapter plates and the stock 1996-98 Mustang K-member
  • High-arch exhaust passages provide maximum available exhaust ground clearance
  • Design geometry replicates stock Ford drivetrain height, inclination angle and offset for optimized vehicle and component compatibility
  • High strength/low allow steel construction provides desirable balance of strength, stiffness, weight and cost
  • Powder coated finish provides attractive corrosion-resistant appearance
  • Provides bolt-in compatibility with Hooker/Holley LS engine mounts, swap headers, exhaust systems, and oil pans for SN95 Mustangs
  • Hardware included
  • Manufacturer’s limited lifetime warranty


Application94-98 Mustang LS Swap
BrandHooker BlackHeart
Emission Code5
FinishBlack Powdercoated
Motor TypeGM LS
Product TypeTransmission Mount
Transmission TypePowerglide & TH350
Type of ComponentAdapter
Part Number71222014HKR



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.

Tech Resources

Powerglide or TH350 installation requires Transmission Adapter Bracket P/N 71222014HKR 4L60-4L70 or TKO installation requires Transmission Spacer P/N 71223012HKR


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      *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  Holleydays 2020 20% off and DD
       X  Holleydays 2020 20% off and DD