2, one around, the catalytic converter, you can´t miss it, there is a wire going into a spark plug like thing in the exhaust, the other one is on the exhaust manifold.
Its the other odd electric wire.
3,716 Delta 88 Royale convertibles were built in model year 1974.Source: Setting the Pace, Oldsmobile's First 100 Years.
2
one
My Chilton repair manual - engine wiring schematic shows ( 2 ) heated oxygen sensors for the 1993 Ford Explorer
one
1 on the 2.2
Assuming this is the 4.3L engine, one.
a 93 delta 88 comes stock with a 18 gallon gas tank
Battle Royale has 666 pages.
mine is not a sr5, which should be the same, has 1
I've got a 92 and i have only one right before the catalytic convertor
alot