Product Information
CNC machined aluminium insert to screw into cylinder head to use small diameter race plugs.
This is required when running 46mm valves or larger.
What’s Included
Race Spark Plug Inserts
Quantity: 4
Technical Details
Material
Aluminium
Brands
Alfaholics
Fitment
Located
Cylinder head running
Dimensions
Thread
Pitch M10 x 1mm
Size
Plug 10
Weights
Each
0.004kg