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casting #140 block?

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4140 block

you don't hear much about this block.i have 1 but have not taken apart.looks like a much stronger block than 14 bolt 84/85 .it has 2 ribs in front like 4291 4.1 block.the 14 bolt block (3.8) had none,109 had 3 ribs.may be a sleeper. :p
 
140 Block

It is a tall deck design for use with steel shim head gaskets. It is what I use and works well.

Zack
 
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