http://www.summitracing.com/int/parts/aei-11001


i have a 11202 drag pump
http://www.summitracing.com/int/parts/aei-11202

It was acting up armacher was real black cleaned armacher for now will need brushes in off season thought i would change diaphragm while it is partly apart get part 11001 no instructions and nothing on their sight or at summit.

did not want to dig down deeper without some visual reference before I start!

Thanks