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K20 Suburban

TransGo makes a manual shift conversion kit for the 4L80-E (http://www.transgo.com/products.php?category_id=98&parent_id=31&product_id=203). This shift kit installs inside the valve body and turns the 4L80-E into a purely mechanical transmission so no computer at all is required. This kit will require vacuum...

Hi there. For the carburetor (https://www.yourmechanic.com/services/carburetor-replacement) swap out, you will need to have a least a CFM of 850 or 950 for a big block GM engine. If you are concerned about fuel consumption, then you could do a CFM...