Quote:
Originally Posted by stevo585
Think about motorcycle engines (not harleys). They all are big bore, short stroke with individual throttle bodies. This allows for more airflow, bigger valves, and high rpms. This is what you need to make big NA power.
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Yeah not even just motorcycles, look at any high power high revving NA car. The Porsche GT3 uses a 102mm bore with a really short stroke, like 76mm. Only way you can rev the thing out to 8400RPM and make the kind of power they do.