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Hooker BlackHeart

Hooker BlackHeart Transmission Crossmember

Part # 71222005HKR
1 Review

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

Hooker BlackHeart Transmission Crossmember

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$460.95
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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

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!

Application1982-1992 Camaro / Firebird, GM LS Engines
Brand Hooker BlackHeart
CategoryBody
ColorBlack
Emission Code6
Exhaust SeriesHooker BlackHeart
FinishBlack Powdercoated
MaterialSteel
Motor TypeGM LS/SBC
Part TypeTransmission Crossmember
Product TypeTransmission Crossmember
Sub CategoryFrame
Transmission200R4, 4L60E, 4L65E, 4L70E, 4L80E, 4L85E, T56 GM, T56 Magnum GM, TH400
Transmission TypeT56/T56 Magnum
Type of ComponentCrossmember
UPC090127728086
Part Number71222005HKR
Instructions - 199r10919.pdf
*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.

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*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.

Hooker BlackHeart Transmission Crossmember
Hooker BlackHeart Transmission Crossmember
$460.95