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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
100% virgin Alcoa aerospace-grade aluminum ingot with no remelt
You also should hear what the owner of Cutaway Racing has to say about their performance as he has used plenty of them
Both high and low temperature zinc additives
Check out the video below to see one of these in action on the water
408ci LS Long Block for NA Valves 100% virgin Alcoa aerospace-grade aluminumIs your project ready for its new LS? Our standard build 408 puts out 720 hp naturally aspirated. No supercharger or crazy cam needed. We get these results from our precision CNC machining, parts selection and tune. If you watch the videos in our YouTube Machining Playlist, you'll better understand how we put up such big numbers on this engine. The short block starts with a seasoned GM 6. 0L block that we have digitally remastered to better than new
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