location of O2 sensor

Ask technical questions about your Ford Bronco II here. Technical write-ups on your axle swaps, engine swaps, chop tops, etc. are encouraged.
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H2OFowler57
Posts: 11
Joined: Sat Jun 23, 2007 8:35 pm
Location: North Mankato, Minnesota

location of O2 sensor

Post by H2OFowler57 »

quick question, where is the O2 sensor on the 86 bronc II with the 2.9?,
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ledfordwc
Posts: 41
Joined: Sun Dec 09, 2007 1:18 pm
Location: portland, oregon

Post by ledfordwc »

mines an 89 but its between the catalytic converter and the motor, mine actually had two on it, i had the front one cut off and they left the rear one, it really made a noticeable difference in power, i guess the front one catches all the junk
89 bronco II stock almost 300,000 miles 4th motor gotta love those 2.9s
83 S10 blazer 383 stroker (almost show truck)
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yodaman1151
Posts: 74
Joined: Thu Jan 10, 2008 12:36 pm
Location: OC, Oregon

Post by yodaman1151 »

i have an 87 and its right before the cat. converter
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