Looking for in-stock aftermarket parts to modify or upgrade your 1983 Mercury Cougar with rocker arms? At Tunersports.com we carry a huge selection of the top name brand performance rocker arm parts and accessories for your Cougar.
Whether you have a 1983 Mercury Cougar in Base to LS trim we have you covered. We have 26 rocker arms available to mod your Cougar. All parts have free shipping to the Continental US 48 States.
 IN STOCK - LOW M-6529-A302Have you ever had problems adjusting rocker arms on your car? Kiss those problems goodbye with these rocker arm shim kits from Ford Racing. They are to be used with all bolt-down style roller rocker arms to obtain correct lifter preload. These kits include 16 thin and 16 thick shims, which can be us... Ford Racing Valve Rocker Arm Pedestal SHim Kit 1983-1986 Mercury Cougar Base 1983-1988 Mercury Cougar LS $31.76 |