A slow bike at 100% pace is more fun than a fast bike at 40% pace. Build for handling. Build for reliability. Ignore the horsepower wars. You cannot "ride around" bad tires or a
Most people spend $2,000 on a pipe and power commander before touching the forks. That is a crime. cut the wiring harness
Do not fall in love with the patina. You are not restoring a classic; you are building a tool.