i have a 1988 isuzu pick up with the 2.3l motor and i would like to know what the oil pressure should be when the motor is hot i have a oil pressure gauge and it runs little over 50 psi when cold and at times when its hot it drops to a little over 35 psi and does any one know where to get an oil dipstick for one it just has one out of some random car in it any help is appreciated