11-21-2016, 02:08 PM
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CC Member
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Join Date: Dec 2010
Location: Tempe,AZ-High Point,NC,
AZ
Cobra Make, Engine: Kirkham #684, 482FE, Mike Mccluskey build
Posts: 2,520
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Not Ranked
Quote:
Originally Posted by RodKnock
Patent issues? Aren't they all just duplicating a sideoiler or 427 top-oiler engine, which was originally built roughly circa 1962-1964 (or whatever year)? Don't patents sunset after 20 years? I'm sure someone will correct me. 
I just think between building Kirkham Coupes and Cobras and taking on the Shelby orders, they're just too busy for a alloy block. They do make billet aluminum Girling calipers now. |
It was a problem with sleeving the blocks. There was a patent problem on how they do it or the sleeves they used.
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