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-   -   decoding clutch fans (https://www.yenko.net/forum/showthread.php?t=83301)

Jacsey 70Z 10-12-2005 04:31 AM

Re: decoding clutch fans
 
I know this is not your year, but my 70 Z28 original fan clutch has Eaton CV K1J it's a 04B car. Have no idea what K1J stands for or how to decode it.

70-SS/RS-L78 10-12-2005 05:37 AM

Re: decoding clutch fans
 
What would be the correct clutch for a 1970 Camaro SS-L78 and would the date be prior to
the engine build or the car. The engine in my L78 was built over 6 months before the car.
This whole date code matching when doing a restoration is tricky. I would love to see an
Original Survivor 70 Camaro SS L78 so we could document a lot of unanswered questions.

budnate 10-12-2005 05:41 AM

Re: decoding clutch fans
 
[ QUOTE ]
What would be the correct clutch for a 1970 Camaro SS-L78 and would the date be prior to
the engine build or the car. The engine in my L78 was built over 6 months before the car.
This whole date code matching when doing a restoration is tricky. I would love to see an
Original Survivor 70 Camaro SS L78 so we could document a lot of unanswered questions.

[/ QUOTE ]

look at Chucks car..may have some legible numbers.

Mr70 10-12-2005 08:12 AM

Re: decoding clutch fans
 
"What would be the correct clutch for a 1970 Camaro SS-L78 and would the date be prior to the engine build or the car. The engine in my L78 was built over 6 months before the car."

I would use the Cars overall cowl tag build date as the reference point,not the engine Tona date.
Yours used Fan Clutch Part#3946050,same as the 1969 L-78 Camaro and Fan Blade #3947772.

budnate
I gave you misinformation earlier.
You should have Fan Blade #3789562 18" diameter 5 blades 4 bolt circle.
Sorry.




budnate 10-12-2005 08:39 AM

Re: decoding clutch fans
 
[ QUOTE ]
"What would be the correct clutch for a 1970 Camaro SS-L78 and would the date be prior to the engine build or the car. The engine in my L78 was built over 6 months before the car."

I would use the Cars overall cowl tag build date as the reference point,not the engine Tona date.
Yours used Fan Clutch Part#3946050,same as the 1969 L-78 Camaro and Fan Blade #3947772.

budnate
I gave you misinformation earlier.
You should have Fan Blade #3789562 18" diameter 5 blades 4 bolt circle.
Sorry.




[/ QUOTE ]

Holy bat guano I just used buy it now on e bay for the one in the first post for 500... https://www.yenko.net/ubbthreads/imag...ns/shocked.gif anyone need a fan....

Mike 10-12-2005 05:18 PM

Re: decoding clutch fans
 
Hey Rick,

Any idea what the correct fan and clutch assembly should be for a '68 L79 Chevy II Nova with A/C, its a mid-June '68 car? Sorry Bud for jumping in on your thread, we were on the subject so I had to ask.

Thanks,
Mike

Mr70 10-12-2005 05:44 PM

Re: decoding clutch fans
 
Hi Mike
Your application shows:
Fan Clutch #3916141 stamped CK.
Fan Blade #3789562 18"dia. 5 blades.

Mike 10-12-2005 05:53 PM

Re: decoding clutch fans
 
Thanks Rick. https://www.yenko.net/ubbthreads/imag...lins/beers.gif

Mike 12-30-2005 01:03 AM

Re: decoding clutch fans
 
I'm starting to get the same headache Bud had...Whats the significance of a "W" stamped on the fan blade? I've recently looked a couple of 5 blade fans that were on ebay. Each had a "W" with no visible part numbers. Where are the part numbers stamped on the fan and the clutch? Should they be visible?

Any help is appreciated.

Thanks,
Mike


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