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Hooker BlackHeart Transmission Crossmember

1973-1987 GM C-10/15 2WD, 1979-1987 C20 2WD & 1973-1982 Blazer/Jimmy 2WD LS swap 4L60/4L80/TH350/TH400/2004R/ T56/T56 Magnum Transmission Crossmember

Part # 12646HKR Be the first to write a review

Hooker BlackHeart Transmission Crossmember

Not Available

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
1973-1987 GM C-10/15 2WD , 1979-1987 C20 2WD & 1973-1982 Blazer/Jimmy 2WD LS swap 4L60/4L80/TH350/TH400/2004R/ T56/T56 Magnum Transmission Crossmember. 12645HKR adapter bracket is also required for installation of a TH350, 700R4, T56 or T56 Magnum transmission

Features:

  • Facilitates installation of a 4L60/4L80/TH350/TH400/2004R/T56/T56 behind an LS engine in 1973-87 GM C-10/20 2WD applications (may require add-on bracket, see installation notes)
  • Designed using CAD modeling/FEA analysis for optimal fitment, strength, weight, safety and appearance
  • Welded steel construction
  • Provides an optimum engine/transmission inclination angle that is critical to obtaining suitable U-joint working angles, when installed with Hooker 12621HKR engine mounts
  • Designed in conjunction with other Hooker GM C-10/20 engine swap brackets to provide bolt-in installation of Hooker LS swap manifolds, headers and exhaust systems for this application
  • Provides the highest clearance available for up to 3" exhaust system routing

About Hooker BlackHeart

The BlackHeart team utilizes the latest technology and materials to design exhaust systems, engine swap kits, and mufflers for both import and domestic cars and trucks. Hooker BlackHeart is platform-engineered to provide superb performance, aesthetics, and fitment.

Brand Hooker BlackHeart
Choose Your PartCrossmember
ColorBlack
Emission Code5
EngineGM Gen III/IV (LS)
FinishBlack Powdercoated
MaterialSteel
Product TypeCrossmember
Transmission200R4
4L60E
4L65E
4L70E
4L75E
4L80E
4L85E
700R4
Powerglide
T56 GM
T56 Magnum GM
TH350
TH400
Type of ComponentCrossmember
UPC090127716465
Part Number12646HKR
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 part is no longer available and has been replaced by part numbers (these parts have a lower retail price): BHS548 - Fits 4L60E, 4L65E, 4L70E, 4L75E, and 6L80 Transmissions BHS549 - Fits 4L80E, and 4L85E Transmissions BHS550 - Fits T56, and T56 Magnum Transmissions
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    *Free Shipping & 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.