12644HKR-1 Hooker BlackHeart Transmission Crossmember – G-Body – LS or LT Swap

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Price: 341.95 USD

Fits 1978-1988 GM A/G-Body – 4L60/4L80/6L80/8L90/10L80/TH400/2004R/TKX/T56/T56 Magnum/etc. Transmission Crossmember;This LS and LT Swap Crossmember for the GM G-Body has some very minor design updates & has been updated from 12644HKR to part number 12644HKR-1; Facilitates installation of a 4L60/4L65/4L70/4L80/TH400/2004R/T56/T56 behind an LS engine in 78-88 GM A/G Body 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 optimized engine/transmission inclination angle that is critical to obtaining suitable U-joint working angles, when installed with Hooker 12643HKR engine mounts; Designed in conjunction with other Hooker BlackHeart GM A/G-Body 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″ dual exhaust system routing;