See All 19 Photos The Level 2 cam kit comes with dual-valve springs with seals, retainers, keepers, and gaskets. We needed to set the spring heights using an LS valve-spring compressor tool and ...

complete with a custom camshaft and a full complement of installation hardware (PN TFS-K326-580-520, $3199.97). As we’ve enjoyed excellent results from the company’s top-end kits in the past ...