i gutted my catalytic convertor, will that reduce my gas mileage?

2003 FORD RANGER
210,000 MILES
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BG41
  • MEMBER
  • 1 POST
gas mileage went from 22 mpg to 14 mpg after gutting convertors. Or could it be something else?
Dec 8, 2011 at 5:31 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
scan the engine gutting the converter has ne effect on mileage unless it's plugged.
Dec 8, 2011 at 5:39 PM
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