Timing chain recommendation

....and the actual "need" for a high dollar chain you might think is not there, but in terms of keeping timing stable for a very long time, you get what you pay for.

On my 225 build, I am wanting to explore modifying a big block gear drive. We'll see how that goes. It's been done before. I've read it's an easy mod but have not seen any pictures. Although it's down the road a piece, when I do mine, I'll do a good write up on it.