I do have a question, which key should be used for the impeller?
I would like to use the stainless steel pin but would welcome advice.
The two keys that came with the new water pump kit are the black and white ones.
Only the black one fits.
The original stainless steel pin fits too.
Any thoughts?

I would like to use the stainless steel pin but would welcome advice.
The two keys that came with the new water pump kit are the black and white ones.
Only the black one fits.
The original stainless steel pin fits too.
Any thoughts?
