Sounds like a lean mixture. Set wide open throttle, turn main jet screw in until rough, out until smooth plus about 1/4-1/2 turn. Do the idle the same way. Repeat as necessary until it will accelerate smoothly from idle to full rpm when throttle is moved rapidly from idle. Set timing by ear for max RPM. If that does not work and points are set at .020 and plugs at .023-.025, your carb is not completely clean, or you have a distributer problem, possibly worn shaft, etc.
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Today's Featured Article - Tractor Traction - by Chris Pratt. Our first bout with traction problems came when cultivatin with our Massey-Harris Pony. Up till then, this tractor had been running a corn grinder and pulling a trailer. It had new unfilled rear tires and no wheel weights. The garden was already sprouting when we hooked up the mid-mount shovel cultivators to the Pony. The seed bed was soft enough that the rear end would spin and slowly work its way to the downhill side of the gardens slight incline. From this, we learned our lesson sinc
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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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