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Hooker Transmission Crossmember

1973-87 GM C-10/20 2WD LS swap 4L60/4L80/TH350/TH400/2004R/ T56/T56 Magnum Transmission Crossmember - NOT COMPATIBLE WITH TREMEC TR6060 TRANSMISSIONS.

PART# 12646HKR

$261.95   Suggested Retail
$212.36   Holleydays Price
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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. 12645HKR adapter bracket is also required for installation of a TH350, 700R4, T56 or T56 Magnum transmission. *NOT COMPATIBLE WITH TREMEC TR6060 TRANSMISSIONS.

Overview

1973-87 GM C-10/20 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

Specs

BrandHooker
Product TypeCrossmembers
Part Number12646HKR

Tech Resources

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. 12645HKR adapter bracket is also required for installation of a TH350, 700R4, T56 or T56 Magnum transmission. *NOT COMPATIBLE WITH TREMEC TR6060 TRANSMISSIONS.
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