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Get over it do you think it's a coincidence that the first round on the east coast is aired on NBC? Deegan has a huge following this is how marketing works god forbid they try to grow the sport.

Congrats on nailing it down to a fuel problem 90 psi is no bueno. Fuel regulators and fuel restrictions are the most common causes of high fuel pressure. If you know anyone with the same generation rmz try swapping tanks this way if it doesn't change your situation you can rule that part out and if it fixes it bingo...

I have worked on all types of small engines for most of my life I would bet that your problem is from restricted fuel delivery. The reason it will only run with the choke on is because it's allowing it to run rich until it runs out of fuel. The fact that when you turn the throttle it studders and...