That number can vary, what you want to see is the compression reading on all of the cylinders within 10 - 15 lbs of each other.
Chevy S10 fuel filterI am looking for the fuel filter on a 1987 Chevy s10 blazer 4x4. I looked at the driver side frame rail and cannot find it. Can anyone help.
41-47psi
You can tell a bad valve by doing a compression test.
HEI? inside the distributor cap
An S10 is the same as a Chevy S10.
yes.right hand side firewall
Sounds like you need to give it a compression test.
Try "Jegs"
It is tucked in close to the power steering pump, not easy to get to.
1, 3, 4, 2
more that 100 PSI the lowest must be no more that 70 percent of the highest reading
Google "Jegs"