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Old 12-20-2007, 09:07 PM
Roncallo Roncallo is offline
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Join Date: Oct 2004
Location: CT
Posts: 3,510
Quote:
Originally Posted by 300EVIL View Post
Isn't 18MM ID equal to 3/4" ID? Other than manufacturer quality and the print on the hose their shouldn't be any difference,,,Right? I must be missing something.
No 18mm = 0.709" very conveinently right in between 5/8" = 0.625" and 3/4" = 0.750". 18 mm is used on MB heater cores and other forigen cars but know where in the USA.

John Roncallo
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