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O2 Sensor
I upgraded a GREAT running 87 R10 (2WD) 305 to a 350 and have had rich fuel issues ever since. Only other additions is the mild RV Cam and Headers We "think" it's running rich due to the single wire O2 Sensor being installed just behind the headers on the drivers side causing the sensor to not...- cfj610
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- Forum: TBI & EFI Conversions
