YB Cylinder head aluminum grade
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Virgin
Joined: Nov 2021
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From: Christchurch
YB Cylinder head aluminum grade
Hi. Can anyone tell me what grade of Aluminum was used in the YB heads. I am getting mine heat treated as l cooked it & it has gone soft & the heat treatment company has asked for the grade of Ali
Cheers
Frank Scott in New Zealand
Cheers
Frank Scott in New Zealand
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