Carburettor rebuild

We love SU carburettors- full range carburation, cold enrichment, and accelerator pump action with only 3 moving parts*. They do, however, work better when they’re clean and well maintained. These ones were anything but.

IMG_20130714_123922

IMG_20130714_123926

IMG_20130714_123948

IMG_20130714_124002

It’s easy enough to buy a rebuild kit from SU, and the bead blaster and zinc plating bath make short work of cleaning up everything. The dashpot chambers polished up nicely.

IMG_20130715_170810

IMG_20130715_174402

IMG_20130716_161844

IMG_20130716_151526

IMG_20130716_151517

And there they are, all clean and shiny. The heat shield is a bit garish in orange, but it’s cracked as well as ugly so we’ll just order a nice new stainless steel replacement.

IMG_20130716_181857

IMG_20130716_182005

IMG_20130716_181939

IMG_20130716_181926

*excluding linkages, springs, cables, and various other totally insignificant parts that do most of the actual work.