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Old Feb 7th, 2021, 18:24   #9
sleek lemur
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Last Online: Dec 29th, 2022 12:47
Join Date: Jun 2019
Location: Thorndon, near Eye, Suffolk, England
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Hi Bracpan. My local engineering shop did the calculations for me re CR. I had to send them the CH gasket of course. They put in hardened valve seats at the same time.
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