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I dropped a coffmans pipe in my 650 and have it pretty well tuned after riding it today for the first time with the pipe. i also have a mariner high comp head to put on but am waiting for a thicker gasket because my compression was way to high with the copper gasket. however i put the copper...

Hey guys when i'm installing my Coffman pipe on my 650sx, there is a water/exhaust line that goes through the bulkhead and out the bottom of the ski. I have no place to attach that to on my new pipe, do i just leave it in there attached to nothing and not worry about it?

its a metal gasket on there right now and I checked both cylinders about 3 times and in different order with same readings everytime. I'm really lost from here though what should I do with this head issue and what risks do I have with running it as it is?

reffering to pump gas do u mean 87 octane or 93 octane (if that's what premium is)

Hey guys, i'm trying to slowly hop up my 93 650sx, not sure where to go from here though. Right now the ski has ocean pro ride plate, and mariner waterbox. I just installed a mariner head and put a compression guage on it and it read 180 and 195. Is that way to high for an engine that is all...