My brothers buddy has one in an early 70's Chrysler jet boat, red white with blue windows, been a while since I've seen it. Original I'm not sure but he collects weird odd original stuff like that. I rebuilt a 273 for 60's chris craft back in high school. Reverse rotation
As long as it was never run in salt water, and make sure it's crack free. Make sure the cooling jackets are not wicked rusty. Those ones rot backwards and also they crack a lot because some people never bptehred winterizing them.