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My '81 F150 is bucking like a Bronco (horse)

Old 06-17-2015, 06:36 PM
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Default My '81 F150 is bucking like a Bronco (horse)

All of a sudden my truck started this violent bucking motion. It's as if I were stomping on the brake, then the accelerator. It smooths out once I get up to speed, but the bucking is so hard the wheels squeal. I've got the three speed with overdrive standard transmission and a 300 slant six. Hardly ever had a problem for many years ...
Old 06-18-2015, 10:45 AM
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sounds like a mixture issue, check and make sure the carb is still securely mounted, it may be pulling air in from underneath it. other thing is in case you are trying to look stuff up for your engine, it's not a slant 6, thats a gm motor
Old 06-20-2015, 11:22 PM
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Actually a slant six is a Dodge motor .. but hey you were probably just testing us to see if anybody was paying attention.
Old 06-21-2015, 11:35 PM
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lol thats it exactly :P


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