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Help Identifying HP500? modified internals and castings

Help Identifying HP500? modified internals and castings

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03-20-2014 | 09:51 AM

#31

airjunky

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From: dfw texas

Make sure the casting tabs inside the valve cover have been ground out . The bulldog covers have a 1409 # stamped insidee gen 5 and 6 have a 1251 or something like that

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