you ever find that MC dude?i have a used one from a si, still works, i'll sell dirt cheap
not sure how to tell the size of them, but on the side on the one i have with the Nissin logo is has a 5/8What size one do you need.
Stock Civic DX, 13/16” MC.not sure how to tell the size of them, but on the side on the one i have with the Nissin logo is has a 5/8