It don't have a roller cam That's for sure.
It is a hydraulic camshaft, Not a roller cam. Chevy did not start using roller cams until late 1995
You do not want to change from a roller camshaft to a hydraulic flat tappet cam! that would be adding friction to you engine(bad plan). you can go from a flat tappet to a roller cam but no one offers a kit to erase technology, or subtract horsepower.
yes, with roller rockers.
Hydraulic.
No it is not. It is a factory TBI / Throttle body injection, None roller camshaft 5.7L 350 engine.
There is no need to. When you fire the engine up they will be primed.
Don't know the manufacturer, but it is a mild hydraulic roller cam that is designed to optimize low-end torque and low emissions.
YES it does and it is a roller cam and hydraulic lifters.
The camshaft position sensor on a 4.3L engine would be in the distributor.
If it has the factory hydraulic camshaft there is no gap or backlash.
The 1999 Chevy Suburban camshaft sensor is located on the front of the engine. The camshaft sensor will be behind the front engine cover.
On a 2004 Chevy Astro, the camshaft sensor is located in the front of the engine. It is on the left side of the timing cover behind the camshaft sensor.