there is none. you need to fill the system via the overflow tank.
I THINK IT COMES FROM 87 CHEVY TRUCK 2500 You are probably referring to a Chevy 327 engine which was popular in the late 60's and early 70"s in both cars and trucks.
What transmission does a 1998 Chevy silverado 4x4 with vortec 350 in it have...it has a 4L60E OR 4L80E...60 HAS 17 BOATS AND 80 HAS 18
Assuming you replaced the fuel filter, here are a few things to check, Spark plugs, Spark plug wires, Distributor cap and rotor,
Radiator replacement in the Chevy Venture van requires removing the 6 attaching posts and the hoses that allow for circulation. The gaskets at the hose connection points should also be replaced. Replacement time is 60 to 90 minutes.
look in the door jam my 68 c-60 says 24000
Any DOT 3 fluid. Brand makes no difference.
The curb weight of a Chevy C-60 dump trunk is between 8,000 and 12,000 pounds depending on the model and year. Curb weight is a unit of measure of the vehicle's total weight with standard equipment.
I think around 40-60 psi maybe lower if engine has been running awhile!
Check your radiator pressure cap. If it fails a pressure test then water is escaping as steam. If that is good, pressurize the system, follow pressure testers recommended pressure setting and let the truck sit for an hour or so. Check the pressure, if it dropped more than couple of lbs, you got a leak. Pull the truck out and look on the floor. Good luck.
60 to 66 LBS. NO lower are higher are you will have starting and running problems. It can be 50LBS. with engine running.
The radiator runs as cheap as $60-70 shipped on eBay
wire from sending unit may be grounded/shorted out