Thread: 3946074 Aluminum head question
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Old 07-14-2009, 09:02 AM
SuperNovaSS SuperNovaSS is offline
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Default Re: 3946074 Aluminum head question
They were first used on the 69 L88 and ZL1 engines. I imagine the earliest dates you could expect to see would be late 68. The earliest I can remember seeing are december 68.


Jason
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