Technology »
Harley-Davidson Dual 10mm Spark Plug Head
The right way to convert a cylinder heads to twin plug!
The jig that is generally available to Harley-Davidson workshops and tuners, used to convert Harley-Davidson heads to a twin spark plug set up does not provide the best solution. Whilst this promises a performance increase, the end result is not the best regarding plug position in relation to the flame …
Tuning for Speed
Philip Edward Irving OBE, C.Eng., M.I.Mech.E., M.S.A.E., (1903–1992) was an Australian engineer and author, most famous for the classic engine performance guide, ‘Tuning for Speed’.
Tuning for Speed should be on the top 10 list of just about everyone’s motorcycle classic book list and has been called “one of the best books ever written on the improvement of motorcycle engines”. …
Triumph Twin Head Repair
A recent article about the repair of a classic Triumph Twin cylinder head, here.
Triumph 8 stud heads have always had a reputation for cracking due to their method of production. The heads had cone shaped cast in seats which meant they did not fall out but that they caused this cracking.
The Cylinder Head Shop has worked to develop a fix …
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 …
%d bloggers like this: