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Photo of Crossmember, Transmission, 1978-88 G-Body LS-Swap Hooker Blackheart
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Hooker Blackheart

Crossmember, Transmission, 1978-88 G-Body LS-Swap Hooker Blackheart

Vehicle Specific View fitment for 9 models
Part# HK12644
Mfg# 12644HKR-1
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$341.99
List Price: $376.95
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Facilitates installation of a 4L60/4L65/4L70/4L80/TH400/2004R/T56 behind an LS engine in 78-88 GM A/G Body applications. Designed in conjunction with other Hooker BlackHeart GM G-Body engine swap brackets to provide bolt-in installation of Hooker LS swap headers and exhaust systems for this application. Provides the highest clearance available for up to 3" exhaust system routing. Welded steel construction

Notes

  • Adapter brackets are integral component of the complete Hooker BlackHeart swap system for this application. Component features unique geometry that is not compatible for use with any other brand of engine mounting components. 4L60/4L65/4L70 applications require add on bracket P/N 12655HKR. 4L80 applications require add-on bracket P/N 12656HKR. For applications that were NOT originally equipped with a 200-4R transmission, crossmember adapter P/N 12647HKR is required.
  • This item is not eligible for any further discounts or promotional pricing.
  • SHIP NOTE: This item exceeds standard size and is exempt from free shipping.

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  • 2024 GM G-Body 1978-1988 134
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National  
1984–1987 Buick Grand National  
1978–1987 Buick Regal  
1983–1987 Buick T-Type  
1978–1987 Chevrolet El Camino  
1978–1983 Chevrolet Malibu  
1978–1988 Chevrolet Monte Carlo  
1978–1987 Oldsmobile Cutlass  
1982–1986 Pontiac Bonneville  
1978–1987 Pontiac Grand Prix  
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Crossmember, Transmission, 1978-88 G-Body LS-Swap Hooker Blackheart
Hooker Blackheart Crossmember, Transmission, 1978-88 G-Body LS-Swap Hooker Blackheart