HOLTS VALVE GRINDING PASTE KIT
Ex-Pressed Steel Panels
£7.21
Cylinder head valves control the intake of fuel/air and the removal of exhaust gases from your car’s combustion chamber. The valves open to do this, but it is crucial that when they close, the valves create a gas tight seal with the valve seats. If they don’t close tightly it can cause a loss of compression, resulting in a significant loss of power. Over time valves and seats can suffer from deposits, erosion and pitting. Fuel combustion causes stubborn deposits to build up on the valves and this prevents them from closing properly. This is made worse by modern fuels that lack lubrication. Whe
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