Evolve E-Tronic Valve Performance Exhaust Development
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12-12-2011, 04:15 AM
BimmerPost Supporting Vendor
Join Date: Feb 2008
Location: Luton, Bedfordshire
The problem people face with these valves is the hollow dowel pins.
Use solid ones and you won't have an issue.
I noticed the issue you point out already in these valve designs.
Thanks for discussing.
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