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 …

The Serdi 2 Valve Re-Facing Machine

CHS Valve Re-facing on Formula One Standard Equipment … the Serdi valve re-facing machine, a revolutionary technology delivering positive results. For 15 years, Serdi has been on the leading edge of technology – leading the world in the evolution of traditional cylinder head techniques. A World leader today, a World leader in the future in the future!
Our Serdi range of …

Serdi Race Shops

High Performance Engineers Using Serdi Equipment
Vance & Hines – California, USA
Carl’s Speed Shop – California, USA
Renault Sport – France
Alpina Tuning – Germany
Amg Motorenbau – Germany
Bmw Motorsport – Germany
Alfa Romeo Corse – Italy
Cagiva – Italy
Ducati – Italy

Rolling Roads in the UK

Carb Settings and rolling roads, how to set your head up properly.
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 …