Hooker BlackHeart Transmission Spacer

LS Engine Swap Transmission Mount Spacer for 4L60-4L70 or TKO Transmissions

PART# 71223012HKR

Be the first to write a review
$37.95   Suggested Retail
$30.56   Holleydays Price
Free Shipping on orders over $100*
In Stock  
Add to Wish List


This transmission mount adapter kit has been comprehensively designed for use with Hooker Blackheart transmission crossmembers used in specific LS engine swap applications. When used as instructed, this transmission mount adapter will provide engine/transmission inclination angles which are designed to provide optimized U-joint working angles and component clearances.


  • Facilitates installation of a GM 4L60-4L70 or Tremec TKO 500/600 transmission in multiple LS swap vehicle applications using Hooker Blackheart engine mounting brackets/plates and transmission crossmembers
  • CAD modeled to provide optimal fitment and strength
  • Designed for use with multiple Hooker Blackheart engine swap transmission crossmembers
  • Provides powertrain inclination angles required to ensure compatibility with other Hooker Blackheart LS engine swap components
  • Designed for use with Anchor Industries™ 2268 (rubber) or Prothane™ 7-1604 (poly) transmission mounts
  • Includes attaching hardware


Application94-98 Mustang LS Swap
BrandHooker BlackHeart
Product TypeCrossmembers
Transmission Type4L60-4L70 & TKO
Part Number71223012HKR
We Suggest

      *Free Shipping & Handling only offered to the contiguous US on orders over $100.

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

       X  Holleydays