03-03-2007, 11:34 PM
Same problem as the 4.6L in the S197 Mustangs...the stock block and heads were tested to support upto 800hp, but the stock internals are only good to around 500hp...
Think that you should run cosworth or equivalent forged internals, and then play with more PSI...
Think that you should run cosworth or equivalent forged internals, and then play with more PSI...
Bleeding Ford Blue again...