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Old 04-27-2009 | 12:43 AM
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skyraider71
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From: mount washington, KY
Default O.S. .40 four stroke issues

I picked up an O.S. .40 four stroke at the swap meet. It has the exhaust stack (no muffler), and a fitting
on the back plate that I assume is the tank pressure.
I can't seem to get it to start. It draws fuel, but won't fire. The plug is good.
What next?