3969811 water pump ZL:1 or copo 425 HP 427 ?????? - The Supercar Registry

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3969811 water pump ZL:1 or copo 425 HP 427 ??????

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05-23-2004, 08:32 AM

x44d80

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Re: 3969811 water pump ZL:1 or copo 425 HP 427 ??????

Ed Cunneen's COPO Connection source book says casting number 3931065 for the Zl-1 waterpump.

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