This is topic 2 bolt vs. 4 bolt main in forum Tech Talk at Northern California Ford Owners  .


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Posted by 88gt (Member # 579) on :
 
Can someone explain the difference between these two for me please....or give me a link to where I can read about it myself. Thanks
 

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Posted by 87Back-N-Black (Member # 325) on :
 
on the bottom end of the motor you have your crankshaft. their are caps that hold the crank in place. thoes caps have bolts that screw into the block. some motors use 2 bolts per cap and some use 4 bolts per cap. obviosly 4 is stronger, but 2 is fine as well.
 

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Posted by rob (Member # 50) on :
 
and the cobras (Al block) have 6!
 

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Posted by flatacid (Member # 878) on :
 
but the cobra engines are modular right?
 

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