An LLT for LLT (VIN code D) engine swap is the least complicated. How you R&R the engine depends on your level of expertise. Dropping the engine/trans cradle from the bottom is the preferred way to do it. Swapping an engine from the top requires a whole lot of dismantling and reassembling of the vehicle's body. The level of effort either way is nearly the same.... Would you think its easier to remove from bottom with a lift? I'm not really a chevy guy. But it has to be a vin d? ...