Here's a site that has the same heads for $1,939 and with free shipping, which I'd have Summit or another place price match them and call it a day. For the brand new heads being only $600-$700 more, I wouldn't even consider the used ones at this point because as mentioned above, there are way too many "what ifs?"
AFR SBF 165 Aluminum Street/Strip Heads, FREE FREIGHT -IN STOCK! [1402] - $1,939.00 : AD Performance, Your Source for Longblock Performance Parts
AD Performance AFR SBF 165 Aluminum Street/Strip Heads, FREE FREIGHT -IN STOCK! [1402] - AFR 165cc SBF Street Cylinder Head The Small Port, High Velocity, Emission Legal Torque Monster For the ultimate small block Ford street car, you’ve got to use AFR’s all new 165cc emissions legal cylinder...
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