Serdi 100

CHS Seat Cutting on Formula One Standard Equipment. The Serdi Systems were the first valve seat cutting equipment capable of producing the degree of valve seat accuracy required in today’s formula one racing engines and is widely used by a number of racing teams and leading manufacturers.
Although now superseded by the Serdi 5 & 7, the Serdi 100 remains the …

Twin Plug Conversions

The image to the right is an example of what can be achieved, a Triumph T120 oppositional-angle, twin-plug conversion. Such twins cylinder heads cost from £65.00. Other options offered by the Cylinder Head Shop include the use of an offset vertical relocation of the spark plugs and the use of 8mm or 10mm plugs.
Heads previously considered beyond twin-plug modification …

Nucleus Power Guides

CHS Nucleus Power Guides to Compliment our Range of Valves Power Guides in Colsibro
For 15 years, The Cylinder head Shop has been on the leading edge of cylinder head technology – leading the field in the application of racing materials and specifications to road and classic racer cylinder heads. We have questioned many of the “pre-sets” that govern current thinking …

Setting up your Head Properly: Carburetion

After having your head re-worked to high quality, close tolerances, setting up your head requires expert help re-jetting the carbs. This will add to its performance, clean running, emissions level and longevity. Injection systems also require re-calibration, but this is not quite as critical.

We recommend that you use a rolling road with gas analysis equipment. In general, you will need …