Does a 1985 rm250 suzuki engine have power valves?

Question

I am looking to see if anyone can help me with this question. I need to be 100% sure of this. I am only interested in the model year 1985. Thank you.

Answer 1

A Suzuki 1985 RM250 does not have power valves.

http://www.bikebandit.com/parts/

Answer 2

A 'power valve' is an adjustable restrictor on the cyl to exh. Look and see if the cylinder has it where it's connected to the exhuast pipe..