Column strength test. ... Make four cylinders by wrapping ordinary printer paper around the core from a role of paper towel and secure the ends with sticky tape, both inside and out.

The column of air is moving with ... The proper method of baseline testing is to use a radiused inlet to quantify the intake port of the cylinder head. Then, test again at all the lift points and ...

We get an exclusive first test of the RTS Tooling Pressure-Differential Valve kit, a new tool for stock car cylinder head airflow testing - Circle Track Magazine ...