Exhaust bridge relief

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exit90a
Posts: 5
Joined: June 18th, 2011, 6:54 am

Exhaust bridge relief

Post by exit90a »

Putting a 1997 CR500 engine together. Ordered new OEM cylinder and head. Using new Vertex 22447 standard bore 89mm piston. Does the OEM cylinder need the exhaust bridge relieved or no?
Thank you!
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