Every Generation of General Motors LS Engine Ranked Worst to Best

You’ve seen them shoved into everything from tired old pickup trucks to Ferraris, Lamborghinis, Miatas, and even Skylines. Yep, we’re talking LS engines — General Motors’ gift to the car-mod world. They’re cheap, compact, and surprisingly easy to squeeze under just about any hood. No wonder LS swaps are basically a rite of passage in the tuning scene.

But with a dizzying lineup of LS generations and variants, it’s easy to get lost in the alphabet soup. Don’t worry — we did the homework (and the junkyard crawling) for you. Here’s our brutally honest ranking of GM’s LS engines, from “what were they thinking?” to “shut up and take my money!”