Some people, after explaining my hobby or interest, say "why would you want to do THAT?".
Let's pretend we're still in a free country.
Had a buddy put a 350, gleaned from a 1974 Nova, into his 1979 Vega.
Spent a whole weekend standing on the dashboard swinging an 89-pound maul into the firewall to get it to fit.
Car was always under maintenance but, damn it was fast.