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If the pistons are bad it should be smoking a bright blue color out of the exhaust.
Are if a piston skirt is broken it should be knocking all the time.
If there is a whole burnt in the piston you will not have any compression on that cylinder. Most of the time pistons just don't go bad.
What else can I help you with?
Chevy 350 symptoms of a bad pick up coil?
No spark.
What would cause your Chevy 350 to have no spark?
Bad coil Bad rotor
I have a 1993 Chevy pickup with a 350 TBI. Every time I start it whether it's hot or cold it acts like it is flooding. After a minute of racing the engine it clears up and runs fine. What is wrong?
oil building up on the pistons-the rings are bad
What is the value of a 1985 mantra jetboat with a Chevy 350?
What would cause a 76 model 350 Chevy to run bad when idling. Already replace ignition module Distributor cap and rotor
What the symptoms of a bad flex plate in Chevy suburban?
loud rattling noise when idling.
What causes a Chevy 350 engine to blow heavy black oil out of the tailpipe?
bad rings or really bad valve seals.
What causes a bad push rod in a 84 Chevy 350 engine?
It is probably a broken valve spring.
Cause of white smoke that evaperates as soon as leaves tailpipe on Chevy 350?
bad head gasket
How do you tell if your water pump is bad on Chevy 350?
The most obvious symtom would be overheating of the engine.
Why does 94 Chevy 350 run so bad?
Your question isn't specific enough. there are many reasons why an engine could run bad.
Symptoms of bad fuel pump on a 02 Chevy Express van?
gas gouge no work
What would cause a 1993 Chevy pickup with a 350 to lose spark?
The ignition module that is in the distributor is probley bad.
