Author Topic: Date code on Autolite oil filter single rib  (Read 1506 times)

69mach351w

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Date code on Autolite oil filter single rib
« on: November 22, 2020, 02:44:52 PM »
What is the date code of 4111668 on a single rib original Autolite oil filter?

Original box C1AZ-6731-A.
« Last Edit: November 22, 2020, 03:40:44 PM by 69mach351w »

69mach351w

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Re: Date code on Autolite oil filter single rib
« Reply #1 on: November 22, 2020, 04:05:18 PM »
Just seen this on 428 forum. Wonder if there's any truth to this?

Read reply #3.

https://www.428cobrajet.org/forum/index.php?topic=26084.msg176164#msg176164

Makes sense.

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« Last Edit: November 22, 2020, 04:20:08 PM by 69mach351w »

gt350hr

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Re: Date code on Autolite oil filter single rib
« Reply #2 on: November 25, 2020, 05:18:36 PM »
Nov 11, 1968 manufacturing date. I have an NOS 4041668. April 16, 1968 4 may be the customer # as these were made by Purolater for Ford back then.
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69mach351w

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Re: Date code on Autolite oil filter single rib
« Reply #3 on: November 26, 2020, 11:21:45 AM »
Make sense.  I didn't think the the 428 forum response was correct for Autolite oil filters.

Thanks Randy  ;)

Rich

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Re: Date code on Autolite oil filter single rib
« Reply #4 on: November 26, 2020, 01:30:32 PM »
nov  16 1968    there were 2 ways autolite filters were dated  long and short date codes  and from my reseach having many of these filters they went from double crimp to single crimp in 68 69 era.