Bhai stop dreaming of garage Frankenstein builds and think of possible options on the market already there that tug at you.
This V twin Harley keeda is all well and good. Singles have their own uber purist romance.
A bike is all about what you feel. These mental gymnastics and spec crunching count for nothing for me at least.
As
@VCheng says, everything happens between the legs.
In your ass.
And the pulses are felt in your heart and brain.
I usually know a bike 300 meters from the first pull and 90 degree near flat out corner from my gate.
Don't overthink it.