ATK Long Blocks
Seems like the a very economical way to go.
Any feedback appreciated.
http://www.high-performance-engines....uct-p/sp88.htm
I emailed them and they confirmed that they use an actual ls6 block. I don't think they make those anymore and everyone else is using a 5.3 block bored to build their 347's.
Let me know if we can help and thanks for the plug once again jrpimp00, happy to hear shes still running strong!

Unfortunately GM did discontinue the LS1/LS6 block and we are out of inventory so will be discontinuing the aluminum versions. We can always build the iron version!
ATK.
Let me know if we can help and thanks for the plug once again jrpimp00, happy to hear shes still running strong!

Unfortunately GM did discontinue the LS1/LS6 block and we are out of inventory so will be discontinuing the aluminum versions. We can always build the iron version!
ATK.
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