Bought mine today from Autozone. $69.99 Good preventative maintenence the way I see it.(66K)
It's just another expense to my spring cleaning tune-up to my SVT. Bought intake manifold gaskets today also...$74 for all four. Thermostat from Ford was $20, so I passed hoping to find one a little cheaper elsewhere. Although the $5 gasket was bought...
Like you've all ready read...Why would you want to even think about taking the chance of overheating your engine by NOT changing that WP.