Ariel Square Four 1000cc Exhaust Pipe Header, 1939-51, Twin Port
Pipe diameter 1+3/4" (45mm)
Price is per pipe - order two for a pair of left and right hand.
From a customer with a 600cc square four:
Hello, many thanks for the quick service I ordered A set of 1000cc sq4 Iron head pipes, and they fit perfect! - On my, 600cc iron head pushrod model, so if anybody ask pipes for this bike you can sell them these!