reamer

Ive got a Briggs 5HP block that I thought had a bushing in the exhaust valve guide(See Pic). Tapped it and tried extracting it its bending the 2 Steel washers in using to extract it...it wouldn't budge(ive used the same tools on another block with no issue). Is it possible this is really a...

does any one have a valve guide reamer for a 3hp briggs that I could borrow or buy? I have the brass repair guides but I need the reamer and tool to drive them in. I could just take it to the local repair shop but I want to do it myself