is it 35 to 40 p s i
more is ok, but not better.
The distributor and the oil filter.
The recommended oil type for a 1973 Chevy 454 engine is 10w-30. This provides a good balance of lubrication and viscosity.
There should be some kind of oil cap in at least one of the valve covers.
remove engine should be pretty straight forward after that
With a stock oil pan, it should only be about five quarts.
where is the oil pressure switch on a 1999 chevy surburban
Yes, They are a different size.
80 lbs
The oil pressure switch and oil sender for older 454's are mounted on the lower left front of the engine block just above the oil pan.
Oil and filter change - 7 quarts. 6.6 quarts with a 454
Any major brand of SAE 10w30.
There is a dipstick under the cap, just add to the mark