Free shipping on orders over $100 Details
MENU

Hooker BlackHeart Transmission Crossmember

1984-1992 GM F-Body LS Swap T56/T56 Magnum/4L60-4L70*/4L80-4L85*/TH400*/2004R* Transmission Crossmember

PART# 71222005HKR

Be the first to write a review
$380.00   Suggested Retail
$307.76   Holleydays Price
Free Shipping
In Stock  
Qty: 
Add to Wish List

Starting at $28 a month with Learn More

Overview

This crossmember is designed as part of a fully-engineered LS swap mounting system for 1984-92 GM F-body vehicles. It has been CAD designed to provide an optimized balance of weight, stiffness and strength. This crossmember provides direct installation capability for 4th-gen F-body/GTO T56 and aftermarket Tremec T56 Magnum transmissions. Installation of a 4L60-4L70, 4L80/4L85, TH400 or 2004R automatic transmission can also be accomplished using this crossmember and the Hooker BlackHeart 12650HKR, 71223003HKR, or 71223004HKR adapter kits. LS Oil Pan 302-2 can be used with these mounts

Features:

  • Designed for use in LS Swap applications (Engine mounted with Hooker 71221003HKR brackets only) or to accomplish an LT1/LT4 T56 transmission swap behind a Gen 1 SBC engine
  • Plate steel construction - provides a durable transmission mounting solution
  • CAD designed- provides optimized strength, stiffness and weight
  • Built-in divorced, adjustable torque arm bracket- solves installation issues with using transmissions not factory installed in 4th-gen F-body vehicles
  • Dual-arch exhaust passages - provides highest exhaust ground clearance available
  • Semi-gloss black powder coat finish- provides attractive corrosion-resistant appearance
  • Transmission installations other than 4th-gen F-body T56/T56 Magnum require the use of the following adapter kit: 4L60-4L70 transmissions - 71223003HKR, 4L80/4L85 transmissions - 71223004HKR, TH400/2004R transmissions - 12650HKR
  • LS Oil Pan 302-2 can be used with these mounts

Specs

Application1982-1992 Camaro / Firebird
GM LS Engines
BrandHooker BlackHeart
ColorBlack
Emission Code5
Exhaust SeriesHooker BlackHeart
FinishBlack Powdercoated
MaterialSteel
Motor TypeGM LS/SBC
Product TypeCrossmember
Transmission200R4
4L60E
4L65E
4L70E
4L80E
4L85E
T56 GM
T56 Magnum GM
TH400
Transmission TypeT56/T56 Magnum
Type of ComponentCrossmember
Part Number71222005HKR

Emissions

5

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

*Installation requires the use of a separately available Hooker transmission adapter kit. Part # 71223003HKR for 4L60E/4L65E/4L70E Transmission Part # 71223004HKR for 4L80E/4L80E Transmission Part # 12650HKR for TH400/200R4 Transmission *NOT COMPATIBLE WITH TREMEC TR6060 TRANSMISSIONS.

Applications

We Suggest
    Also Bought
      Reviews

        *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