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EGR valves have been around since the mid 70s, perhaps earlier. good luck finding a car without one.
as for carbs, they are obsolete technology. certainly, they are effective, but fuel injection, particularly sequential port injection, is much more effective and efficient.
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He's the best, of course, of all the worst.
Some wrong been done, he done it first. -fz
I jus' want ta thank you...falettinme...be mice elf...agin...
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