1973-1987 GM C10/1979-1987 C20/Blazer Gen-V LT Swap Kit with 4L80E or 4L85E Automatic Transmissions. Holley has taken the guesswork out of picking the right parts needed to swap your GM muscle car or truck with our Swap Essentials Packages. Depending on your budget, there's multiple levels to choose from; engine and transmission mount packages to full mount, exhaust, and front accessory drive packages, with savings stack along the way. Take the hassle out of your next swap with Holley's Swap Essentials Packages!.
