valves - Car tuning tips and mods.


What is port matching an engine

Friday, June 17th, 2016

The ports on the engine allow the air into the engine and the exhaust gases out. There are typically 2 per cylinder, an inlet and an exhaust. The inlets or ports are joined to the manifold or headers via a gasket. Whenever you join two surfaces there is typically a step or at the very […]

Performance valve springs

Tuesday, March 15th, 2016

The valve springs pull the valves up when they are closed thereby sealing the valve. The camshaft pushes the valve open against the spring. As you can imagine this is a high wear high stress component of the engine.  They need to be fitted using a valve spring compressor – any other attempt at installing them […]

Intake Valve tips

Thursday, July 30th, 2015

The job of the intake valves is to control the flow of air and fuel into the engine, and then released exhaust gases after combustion.  The intake valves have quite a hard life due to the rapid opening and closing, and have a big impact on the performance of the engine.