Originally Posted by Bill Harris
Why do the heads have big diameter adapter rings on the R60 intake stubs? You aren't running 40mm Dellortos on it?
Nope! I don't think that would run to well! I have 30mm Dellortos on it. It's runs quite well. Way more responsive and more power than the 26mm Bings had. If you use full throttle at low RPM it bogs a little but besides that they are just about perfect! Guzzles a bit more fuel though too.