9 to 13 LBS> NO higher are lower are you will have starting and running problems.
57% of 350 = 57% * 350 = 0.57 * 350 = 199.5
57 - 61 psi for the 95 jimmy 4.3 vortec so it is probable the same
I presume you mean blood pressure of 94 / 57. It is a slightly low blood pressure as the normal range is 120 / 80
Normal blood pressure is around 120/80. 87/57 would be considered low blood pressure.
there is only one oil psi sender on driver side bottom of moter try refrazeing the question
check the injector, may be under the intake.
in the fuel tank.
Depending on condition, about $350.
57 liters.
57 Gallons
Ideally your blood pressure should be below 120/80.
It can be from 180 h.p. (Base Engine) to 375 h.p. (Corvette) depending on which 1991 5.7 liter engine you are talking about. You did not specify which 350, so you get no definitive answer.