[SSearchVT]

Tax - you're trying to force the results to fit your conclusion by focusing on certain variables and ignoring others.

Modifying the power delivery from an internal combustion engine needs to be approached systemically starting with the proposed use (race bike, tow vehicle, top fuel drag car...). Proper design examines the current system and finds the limiting factor - be it the air filter, intake throats, head flow, valve shrouding, etc - in the desired operating scenario.