Cam specs measured in the engine on the lifter @ 0.050 using a 1.61 rocker arm ratio.
The Reaper 508 grind will shine in 114" and larger cubic inch engines with added compression ratio
2250 - 5900 rpm range
Made in the USA
Due to the unstable nature of this 4-valve engine design with one rocker arm activating two valve springs, Feuling highly recommends running one-piece pushrods over quick-install adjustable pushrods to maintain maximum cam/ valve lift and reduce valvetrain harmonics and associated hydraulic lifter issues.
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