Copper exhaust nut kit.
This kit comprises of eight copper exhaust nuts for fitting the exhaust to you engine. the benifit being that these nuts will not sieze onto the exhaust studs.
These nuts are also self locking so won't work loose which would normally result in a blowing exhaust system.
Oversized exhaust stud for use when your cylinder head is damaged and a standard 8mm stud will not fit.
8mm and 10mm ends with a 1.25 pitch thread.
This 8mm nut has a 1.25mm thread pitch and a 11mm head.
8 x 11 Nuts can be used for a number of things where normal 8 x 13 nuts are hard to use or get a spanner on.
One of there main uses and reason for design is on intake manifolds where it is almost impossible to use anything else.
It can be used for various applications including: