Knock the old ones side ways so you can pull them out. Buy expandable plugs to install. Then you just put the new one in and tighten the bolt up, easier than the drive in plugs like the ones you will be taking out.
Yes
there are 8 freeze plugs on the water jacket and 6 oil freeze plugs however you will have to pull the engine to get to the back of the motor to replace the 3 oil and 2 of the water jacket plugs
how do i change the spark plugs on a Chevy silverado 1500
It has 8 freeze plugs.
There are freeze plugs on each side of the block,their are also freeze plugs on the front and back of the block.
Replace the freeze plugs.... All of them. Chances are if one has rotted through, the others aren't far behind.
There are 8 freeze plugs.
Small block Chevy v-8 engines usually have 2 freeze plugs per side but early 400 blocks have 3 per side. Later 400 engines had two per side. All big block Chevy v-8 engines have 3 per side.
the freeze plugs are right under the exhausts and on the back of the block
There is 8 of them.
You will either have to remove the transmission and fly-wheel to remove them or you can pull the engine out and then remove them.
ONE AT A TIME.