You need this Ford Performance (FRPP) M-6529-A302 Rocker Shim Kit if you are running Pedestal Mount Rocker Arms on your 5.8L Lightning! While Lightning pedestal mount rocker arms are known for their easy bolt down & go installation, their main flaw is that there is no adjustability! Luckily Ford Performance offers this pedestal mount rocker arm shim kit to aid in achieving proper lifter preload.
The shim kit includes 16 0.030" shims & 16 0.060" shims to cover the proper setting of one rocker arm set. You can even stack the shims for more adjustability! it is recommended that if stacking shims only to stack a 0.030" & a 0.060" to achieve 0.090". If more adjustment is needed a different length pushrod should be sourced.
Ford Performance - Mustang Ford Racing Parts
Ford Performance Parts is the leader in performance parts and accessories for Mustang and Ford Lightning.
LMR.com is proud to offer Ford Racing Performance Parts for your project. Ford Racing is dedicated to manufacturing the highest quality products offered in the industry. Choose from suspension, exhaust, wheels, and other performance parts at Late Model Restoration. If you want the best for your Mustang or SVT Lightning, look no further than Ford Performance Parts!