"I bought a 60 mercury. I have
"I bought a 60 mercury. I have to replace the #1 piston. I am going to replace the #1 piston and the rings in #2,#3. My question is. In the manual they list standard,.015 and .030 rings. How do I determine which rings to use?
Thank you for all of your help"
"I bought a 60 mercury. I have to replace the #1 piston. I am going to replace the #1 piston and the rings in #2,#3. My question is. In the manual they list standard,.015 and .030 rings. How do I determine which rings to use?
Thank you for all of your help"

