Hooker BlackHeart Transmission Crossmember - Black - GM LS-Series - 4L60E/4L65/4L70/4L80/TH400/T56/T56 Magnum - GM A-Body/G-Body 1978-88 2010171 side skirts

side skirts

of rubber and 50 stainless counter sunk allen heads and ny-lock nuts

Utilize high temperature continuous filament fiber (CFF) for sound control

originally equipped with a return-style EFI powered engine

Hooker BlackHeart Transmission Crossmember - Black - GM LS-Series - 4L60E/4L65/4L70/4L80/TH400/T56/T56 Magnum - GM A-Body/G-Body 1978-88 2010171 side skirtsThis part is fully interchangeable with part number 12644HKR. 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 transmissions require add on bracket P N 12655HKR. 4L80 transmission require add on bracket P N 12656HKR For applications that were NOT originally equipped with a 200 4R