Yarb

@siteunseen The infamous Librarian. Please do your due diligence and bail Charles out of the issue at hand. You Da Best!!

Probably a vacuum leak

You will be quite supposed on how easily the bspt plugs thread in. You will know right away.

Sean will want to talk to you personally wanting to know what you are working with before he ships you one of his headers.

A little doesn’t hurt to prevent rust in the tube.

Any oil will do.

They have a 15mm square socket available on Amazon. Works like a champ with a 1/2” pull bar. I chose the Harfington model. https://www.amazon.com/s?k=15mm+socket

Those axles are definitely different lengths.

Become a subscriber and the pop-ups will go away. The advertising is what keeps this site alive. By no means is the site making any money.

Have you looked into “OER” carburetors from Japan. Eiji @Datsun Spirit uses them exclusively. I’m going to run a set on my engine he built. My understanding is there design is a mixed hybrid of Mikuni & Weber.

@siteunseen Our “Forum Librarian Guru” Strikes again!!

Glad to here that my suggestion hopefully was given some thought.

What are they asking for it?

Hey, @Mike the car’s paid for and trying to build another today will definitely be difficult than the era you built that beauty. Just sayin!

I had a twin stack on a 240 many years ago. I don’t remember it being that loud. Your car should have a resonator already. Put it on and try it. No cost involved.