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-   -   H-I-J '76 Nova re-fit. (https://classracer.com/classforum/showthread.php?t=67661)

HP HUNTER 01-13-2021 10:25 AM

Re: H-I-J '76 Nova re-fit.
 
How'd Jim do on those heads?

Nmbr1GMfan 01-13-2021 10:57 AM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by HP HUNTER (Post 631891)
How'd Jim do on those heads?

Jim who?

Nmbr1GMfan 01-13-2021 12:23 PM

Re: H-I-J '76 Nova re-fit.
 
Trying a different lifter this time.
https://i.imgur.com/3R08CM4.jpg

Nmbr1GMfan 01-14-2021 09:33 PM

Re: H-I-J '76 Nova re-fit.
 
I'll assume I'm not the ony person that does stupid sh!t. I usually do this when I just don't know any better, not because I don't care to do it properly. So on that theme, I've recently learned that it's not a wise move to use a tool steel lifter on a billet core cam... aparently the lifter needs a DLC coating or something-er-other. So this is what the lifter will look like if you do it wrong, sort of looks like its cracking on the surface then pulls what looks like metal slivers off the lifter. DO NOT TRY THIS AT HOME! :D
https://i.imgur.com/ak3vgWF.jpg

Nmbr1GMfan 01-14-2021 10:15 PM

Re: H-I-J '76 Nova re-fit.
 
We've had a bit of an issue breaking the lower o-ring on the distributor so I went in and gave the block a little more taper. Then wash wash wash!
https://i.imgur.com/pkmXQCA.jpg
https://i.imgur.com/zhcpO1a.jpg
https://i.imgur.com/wh3dT9N.jpg

Alan Nyhus 01-15-2021 10:58 AM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by Nmbr1GMfan (Post 632052)
.....I've recently learned that it's not a wise move to use a tool steel lifter on a billet core cam... apparently the lifter needs a DLC coating or something-er-other.

Good catch, Todd. :) -Al

Nmbr1GMfan 01-15-2021 11:07 AM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by Alan Nyhus (Post 632085)
Good catch, Todd. :) -Al

I only caught it after I tore something up hahaha.

Greg Reimer 7376 01-15-2021 03:53 PM

Re: H-I-J '76 Nova re-fit.
 
I have heard not to use a tool steel lifter on a steel cam, but never saw what happens if you do. Treated and coated lifters would be the answer. What did it do to the cam lobe? Also, do you suppose that those used steel lifters could be coated? Might pay to find out.

Keith Bennett 01-15-2021 05:57 PM

Re: H-I-J '76 Nova re-fit.
 
I have had a set of tool steel lifters repaired. you should be able to then coat them.

Nmbr1GMfan 01-15-2021 09:12 PM

Re: H-I-J '76 Nova re-fit.
 
Quote:

Originally Posted by Greg Reimer 7376 (Post 632126)
I have heard not to use a tool steel lifter on a steel cam, but never saw what happens if you do. Treated and coated lifters would be the answer. What did it do to the cam lobe? Also, do you suppose that those used steel lifters could be coated? Might pay to find out.

Cam isn't hurt, I think I got it just before it really started to do some real damage.


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