Thread: 3969811 water pump ZL:1 or copo 425 HP 427 ??????
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Old 05-23-2004, 08:32 AM
x44d80 x44d80 is offline
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Default 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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