SEMA 2013 Video: Conical Valvesprings: Cones Aren’t Just For Icecream Anymore.

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If you’ve studied high performance engines you know that there are some things like more compression, a bigger cam, and boost that build power. As you get deeper into these engines you learn that certain things effect the engine in different ways to make power at different RPM ranges. One thing that has always been [...]

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