DO GM 427 LSX CRATE MOTORS REALLY WORK? THIS 427 LS7 STROKER IS RATED AT 570 HP-WHAT DOES IT MAKE?

Once upon a time, when crate engines first became a thing, everyone was thrilled to be able to get engines that made real power with a warranty. And when they started being tested by all the magazines, and in most cases made more power than they were rated for, they sold jillions of them. And […] ...

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