The fuel filter is probally underneath bolted to the frame, the fuel line comes out of the gas tank and is secured to the inner part of the frame and the fuel filter should be bolted to the frame about the center of the truck.
stp s5 oil filter
The oil filter on a 1987 Chevy S10 truck is located on the bottom, right side of the engine. It is positioned on its side to allow for easy removal and replacement. If the S10 truck is a 4+4 with the 4.3 engine, the engine oil filter would be accessed from the top, under the hood in the drivers side front corner of the engine compartment.
5 qts. with a new filter.
The 1987 Ford F1 50 pickup truck air filter is located on the top of the engine. The air filter will be in the air filter housing.
above the oil filter ,to the left.
By the rear wheel, in the well.
above oil filter.
Are the door interchangeable on an 1987 chevy truck and an chevy blazer 1988
Under right rear of the vehicle, In front of the rear axle...
check the frame rail under drivers floor.
the oxygen sensor is in the exhaust manifolds, there should be one for each side
They are screwed into the exhaust pipes / system up close to the engine.