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My guess is it acts like an I-beam for directional strength like you say. It must have been an advanced concept at the time.
Typo correction: the oval is 55mm x 92mm
Correction: 55mm x 92mm
The 250TR has 80mm main tubes. 250GT and 330GTE/C use 3” tube squished oval to 55mm x 72mm as per the factory drawings which I have now.
I don’t think the oval tubing starts as such. I have factory blueprints and the main tubes on the 250GT as an example show 76.2mm width which is...
Its just 3” tubing flattened to 55mm (250GT) or other width on a power hammer. Ferrari used lots of USA made tubing left over from WWII. [ATTACH]
Here is an update to the progress I have made with the 250GT frame. I now have all the factory original blueprints.
Or start making one virtually before building it. Tube size is 80mm or 3” will work just fine. Most people don’t realize that Ferrari frames used...
Oval tubing on the 60’s 250GT series is 75mm (3”) flattened to 55mm X 92mm. I have all the factory drawings for the chassis.
The key to any successful 3D model is starting with accurate measurements. These are the basic design dimensions that I first must confirm for...
76.3mm oval and 55mm round is what we have from the drawings. That's basically 80mm since oval don't have any accurate tolerance references....
I am in the process of digitally recreating the entire frame, tub chassis and body of the 1961 Ferrari California. I have gathered lots of...
