Derbi Revolution J.Costa Pro Transversal Variator spanner The exhaust studs are broken

The exhaust studs are broken on the cylinder

Does NOT come with a decomp

It arrived with a little gas in the tank so we took the opportunity to verify it starts

Steel rear cheek features a welded spacer for reliable service

This is the full package that includes mounting brackets

Derbi Revolution J.Costa Pro Transversal Variator spanner The exhaust studs are brokenJ. Costa Pro transversal variator for Derbi Start III and Start V engines! From J. Costa: What is a transversal variator? It is the less known but more efficient of the two, since it simplifies the operation and improves the features or benefits that a conventional one can offer. In contrast to a conventional variator, in the transversal variator (also known as Axial transmission or Axial variator) does not have rollers but masses. The masses are