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Hooker BlackHeart Transmission Crossmember

1967-1969 GM F-Body/1968-1974 X-Body LS/LT Swap Transmission Crossmember - 4L60(multi-piece case only)/4L65/4L70/4L75 GM Automatic Transmissions

Part # 12625HKR Be the first to write a review

Hooker BlackHeart Transmission Crossmember

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$346.95
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5

Emissions

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.

See Emissions Details
LS/LT swap 4L60/4L65/4L70/4L75 automatic transmission crossmember

Features:

  • Facilitates installation of a 4L60(multi-piece case only)/4L65/4L70/4L75 GM automatic transmission behind an LS engine in any year 1st-gen F-body & 3rd-gen X-body
  • Designed using CAD modeling/FEA analysis for optimal fitment, strength, weight, safety and appearance
  • High-strength low-alloy steel construction
  • Provides an engineered 3 to 3.5 degree engine/transmission inclination angle that is critical to obtaining suitable U-joint working angles, when installed with Hooker 1st-gen F-Body & X-body LS engine swap brackets
  • Designed in conjunction with Hooker 1st-gen F-body & X-body LS/LT engine swap brackets to provide bolt-in installation of Hooker LS swap headers and exhaust systems for this application
  • Installation requires use of transmission mount 71223029HKR (black) or 71223030HKR (red)
  • Provides the highest clearance available for up to 3" exhaust system routing

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!

Application67-69 F-Body/ 68-74 X-Body
Brand Hooker BlackHeart
Emission Code5
EngineGM Gen III/IV/IV (LS/LT)
FinishBlack Powdercoated
MaterialSteel
Motor TypeGM LS/LT
Product TypeTransmission Crossmember
SubframeStock
Transmission4L60E
4L65E
4L70E
4L75E
700R4
Powerglide
TH350
Transmission Type4L60(multi-piece case only)/4L65/4L70/4L75
Type of ComponentTransmission Crossmember
UPC090127686393
Part Number12625HKR
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.
This Hooker Blackheart product has been designed only for use on vehicles which are equipped with a stock front subframe and stock steering and suspension components. It is not compatible with any Hooker Blackheart product that has been designed specifically for use with Detroit Speed products. Integral component of the complete Hooker swap system for this application.Component features unique geometry that is not compatible for use with any other brand of engine mounting components. Use Adapter Mount Kit 12628HKR with this crossmember when using TH350, 700R4, or Powerglide Transmission.
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    Some parts are not legal for use in California or other states with similar regulations.