
10-21-2005, 09:23 AM
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Registered User
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Join Date: Feb 2005
Location: St. Louis USA
Posts: 138
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Quote:
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Originally Posted by 2000 touring sp
C52.85 x 88..1997cc engine was that not a special designed engine designed by Colombo with wet liners in a aluminium block, and only produced to Diso Volante
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Colombo didn't come back to Milan until January of 1951, and immediately got to work on the heavy revisions that made the 158 the 159. He was very busy, and proud of his accomplishments. And the Discos were on the track in early Spring of '52.
We know that an aluminum block was developed for the 1900 but could not be released for production because of long term durability issues.
There was no time for a clean sheet design, and there were aluminum blocks [which we can assume shared the 6C3000 architecture] sitting around.
I would like to see inside the aluminum c52 engine, for sure. But from Fusi [and generally from photos] we know that we would find not a fresh Colombo design, but the same architecture as the 6C3000: large valves [sizes in Fusi] set at 90 degrees. 88mm stroke. The bore brought out to 2 litre class limits.
I admire Colombo, but this is not a motor which he would have claimed as his own.
--Carter
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