Quote:
Originally Posted by Jesse Knapp
I am going to have my block bored, it's standard now, and wondered how much et I will sacrifice if I go .030 instead of .060. Anyone race a stocker with the .030 block then later punch out to .060? Was there a substantial gain? I don't know if there is much power in 5 extra cubic inches. Block could be used so much longer this way. Thanks in advance for any info provided.
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You will not sacrifice any power; you will have a gain in power. Also running a larger bore helps unshroud the valves in relation to the cylinder.