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Hooker BlackHeart Transmission Crossmember

1970-1981 2nd Gen F-body LS Swap Transmission Crossmember - 4L60 (multi-piece case only) /4L65 / 4L70 / 4L75 Automatic Transmissions

Part # 12614HKR Be the first to write a review

Hooker BlackHeart Transmission Crossmember

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$334.95
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Hooker BlackHeart
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 swap 4L60 (multi-piece case only) /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 2nd-gen F-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 2nd-gen F-Body LS engine swap brackets
  • Designed in conjunction with Hooker 2nd-gen F-body LS engine swap brackets to provide bolt-in installation of Hooker LS swap manifolds, headers and exhaust systems for this application
  • Will install with either a stock rubber, or Prothane™ 7-1604 poly mount
  • 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!

Application1970-1981 GM F-Body
Brand Hooker BlackHeart
ColorBlack
Emission Code5
EngineGM Gen III/IV (LS)
Exhaust SeriesHooker BlackHeart
FinishBlack Powdercoated
MaterialSteel
Motor TypeGM LS
Product TypeTransmission Crossmember
SubframeStock
Transmission4L60E
4L65E
4L70E
4L75E
Transmission Type4L60(multi-piece case only)/4L65/4L70/4L75
Type of ComponentCrossmember
UPC090127684368
Part Number12614HKR
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.
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.Direct bolt-in installation on 70-74 subframes;installation on 75-81 subframes requires four horizontal holes to be drilled in subframe sidewall;no hole sawing or vertical drilling required.
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