So any time you are able to make a significant gain, it definitely catches our attention here at Circle Track. And Comp Cams' new conical valvesprings are a concept that definitely has the potential ...
The latest GM LS-style engines come stock with free-flowing, rectangular-port heads—they just need a great cam to wake them up. Enter Comp Cams' new LSR series. Available for both late-model one-bolt ...
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