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For sale is my custom engine block filler with detailed instructions. For use in strengthening open deck block sleeves for higher cylinder pressure aka more power. Why epoxy you ask? Well, throughout the years of experimenting I have found that other products (devcon concrete/grout) will erode away over time causing an opening to the back of the sleeve/cooling passage and cracking of the sleeve will occur. Epoxy will not deteriorate will not degenerate with antifreeze coolants. 100+ kits sold on...
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