The auto industry’s history is littered with complex powertrains that promised the world but delivered nothing but expensive mechanic bills. Yet, amidst the rush for dominance in the 1980s, a much simpler four-cylinder block quietly established a new, unquestionable benchmark for engine durability. It wasn’t exotic, it didn’t shatter speed records, and its architecture was unashamedly basic. And so, the Toyota 22R became the backbone of an entire generation of trucks.
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