0
there are a number of reasons. some being engine has a lot of miles,a busted compresion ring,burnt valve,or even a blown head gasket. you need to find out if it`s one cyl. or all by running compression check on each cyl.
Wiki User
∙ 16y ago
Add your answer:
Earn +20 pts
What is the engine compression for a 93 jeep cherokee?
Normal engine compression would be 100-125psi
Which engine design would have a compression ratio of 23 to 1?
The Diesel
How do know if your timing chain is broken on a 1999 Chevy truck 1500?
The engine would not run. The engine would lack compression.
What is the compression psi on a 1990 engine?
Normal compression on a gasoline engine is about 125 psi.
Does anyone know how much an engine compression test would cost on a 99 grand prix gtp?
An engine compression test on a 99 Grand Prix GTP can cost $180
When doing a compression test on a gas engine do you start the engine?
No, The compression test is done as the starter cranks the engine
What is correct engine compression on a 1972 datsun b110?
The correct engine compression on a 1972 Datsun B110 is a 15:1 compression.
Why would an engine have poor compression?
The Cylinder head could be damaged or a ring out of place, causing the release of air, making less compression
Why is there no compression on a 2 stroke engine?
There is no separate compression stroke on a 2 stroke engine, but there is compression - the intake and compression take place on the same staroke, the intake on the first part and compression on the later part.
What is established through compression testing?
Compression testing is done on engines and it establishes whether the engine has good compression. Good compression is needed for the engine to start easily and run efficiently.
What is the compression on a 1989 yamaha 750 waverunner?
on any engine good compression would be anything over 100psi, though really good can be up to 150+ anything under 90psi and your engine will not run.
How do you check the compression of a small engine?
Box compression tester in Gujarat uses as a tool to check an engine's compression. It enables the user to gauge the engine's pressure output to make sure it is operating effectively. Compression testers are necessary for both detecting engine issues and optimizing engine configuration.
