the only time I have seen this done was back in the 550 racing days when the racers were installing rear exhausts that had a resonator piece that was to big to just slide in and also back then when racers were widening the tray to make more room for their feet.
The top deck will come off...
Send the head to a shop like Group K and have them clean it up, well worth the money for a great head.
The pitting is from when an engine lost a bearing and bounced pieces thru it, not from bad gas or something like that.
I have seen heads like this on running motors - a 550 is most a...
If you have a intake manifold for a 44 Mikuni carb then yes there is an adapter available actually two choices.
#1 converts the Mikuni intake to a Keihin intake bolt set up and will allow you to install a 38 or 42 Keihin CDKII carb standing straight up. The issue when i used a 42 was it hit...
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