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Model specific boards => Golf mk4 => Topic started by: golf turbo47 on 14 April 2014, 18:33
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Hello everyone what's the difference between a AUM & AGU bottom end?
Cheers.
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AUM 19mm pistons.
AGU 20mm pistons.
Sure compression ratio is the same too.
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Is that the only difference between the two?
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He is right there is no other difference.