FEULING HP+ ONE PIECE PUSHRODS (M8)

FEULING HP+ ONE PIECE PUSHRODS (M8)Eliminate pushrod flex, reduce valve-train harmonics and increase valve liftFixed Length 4130 Chrome moly one piece pushrods with swedged formed ends. Heavy duty 7/16 diameter tube with 0.165 wall thickness, precision concentricity, heat treated with a black oxide finish.  Due to the unstable nature of this 4 valve engine design with 1 rocker arm activating 2 valve springs Feuling highly recommends running one piece pushrods over quick install adjustable rods to maintain maximum cam/valve lift and reduce valvetrain harmonics and associated hydraulic lifter issues.Quick install pushrods are said to be easier to use, however they cannot compare to a solid pushrod for strength and durabilityStock length : Fits all stock, Feuling and other brand camshafts with factory sized base circles. Must use full travel (non-short travel lifters). -0.040" length : For engines with decked cylinder heads and running thinner head gaskets. Note the factory head gasket is