Compression is normally expressed in terms of pounds per square inch (PSI),...foot lbs would relate to twisting forces such as a spinning crank shaft. Two different animals.
EVOEvolution Engine (Harley-Davidson Motorcycles)
Depends on why there is no compression.
It fits a 2001 Volvo c70 with and inclined 5 cylinder engine.
1984
When it was new it had 150 PSI. per cylinder
On your Ford Ranger with the 2.3 or 2.5 liter four cylinder engine , with Fords twin plug ignition system : The compression plugs are on the DRIVERS side of the engine
The engine on a Harley Davidson Heritage Softail is a twin cam 103. The engine produces up to 100 foot pounds of torque and is equipped with automatic compression release.
I need the spark plug gap for a 1340 evolution engine on a 1997 Harley Davidson Heritage springer soft tail
You may have compression on any cylinder where the valves happen to be closed, but you will not have compression on all cylinders. 1991 Sable does not have a 305 engine.
Just did compression test on mine and the normal seems to be 160 -180
With a compression gauge! Take spark plug out of cylinder 1, insert gauge into the hole start the engine take note of compression on the dial Engine off Insert the spark plug Do the same for all the other cylinder.
The movement of the piston from BDC to TDC.