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Unread 07-25-2011, 08:15 AM
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Join Date: Jul 2011
Posts: 1
Default 1975 H1 Vs older ones

I just bought a 1975 H1 500 and was told they are not as fast as the earlier ones (1970-1972) Is this true? If so, what was changed, and what can I do to my 75 to put it back to the faster models specs, if in fact its true. thanks for any help!!!
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