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Racelogic is dead and gone so I am offering up my SportPort templates. Here you go! Anyone needing a SportPort template for Yamaha 701 SuperStock FreeStyle. Scanned to scale so print with scale to 100% on a 8.5x11. No instructions. Remember you also have to rework the transferports. And read...

While rebuilding my 6M6 into a 61x/62T I noticed the midshaft side coupler has stress crack in it. I would like to get a new set of couplers and just need to verify that while changing the coupler I will also have to change the midshaft, correct? Is this becuase the 650/701 midshafts are...

What are the two spring sizes that come with the MK-BN38/44 kit?

Looking for some clarification on jetting terms. The mikuni carb manual states the two jets as low speed and high speed but everything else references them as main and pilot. Does the: High speed = Pilot Low speed = Main?

If I was to have my head machined how much would be typical to take off to gain 25-30psi? 0.02 sound right?

Do I need a new head gasket after removing the head or can I just use a permatex sealer and the old gasket?

New hear and have to say it is a great place. Like most late 30's noobs I stumbled upon x-h20 this spring looking to add a little fun to the cottage. Needless to say I now own two 91 sn 650s and two 94 vxr pros. Got both sets for what I consider free and have been riding the crap out of them...