Sancho is a Spanish name and it means Saint. In slang it means the other man, a guy a girl is cheating with. Sancho means sancho in English as well as Spanish. Pearl Yamada.
The general rule of thumb for a horizontal smoker is that the firebox should be 1/3 the size (volume) of the cooking chamber. These are just guidelines based on years building smokers but your mileage may vary! Cooker Chamber Type & Size.
The inner diameter of my fire pit will be no less than 5 feet and there's a good chance I'll make it 6 feet in diameter. The previous homeowner who built my fire pit made two enormous mistakes.