Can't tell from the parts lookup. Do HP500 EFI's come with triple valve springs? Mine has an outer, flat stock inner, and then a smaller round stock inner. They look really good but so does the rest of the engine so I don't know. Also the rockers have a C-07 on the end. Is this a production date?
Thread: 2 questions HP500 EFI
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2 questions HP500 EFI
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03-01-2010 11:18 PM
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