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Forum: 60 & Older Pontiac TECH 12-23-2023, 10:13 AM
Replies: 11
Views: 3,618
Posted By peters23
I don't have an answer for you but you might look...

I don't have an answer for you but you might look on this site or contact the author:
https://www.pontiacsafari.com/
Forum: 60 & Older Pontiac TECH 07-23-2023, 09:10 AM
Replies: 14
Views: 2,000
Posted By peters23
Not to hijack, but I had a related interchange...

Not to hijack, but I had a related interchange question. Would fender (lower front quarter) repair panels for a tri-5 Chevy work on a tri-5 Pontiac? I have rust out on the bottom portion lower...
Forum: 60 & Older Pontiac TECH 05-14-2023, 08:49 AM
Replies: 155
Views: 20,177
Posted By peters23
Please let us know what is require to get the...

Please let us know what is require to get the 700r4 in there and how well everything fits. Tx!
Forum: Pontiac - Street 05-03-2023, 08:34 AM
Replies: 52
Views: 3,006
Posted By peters23
You can test for hardness using a fine file. It...

You can test for hardness using a fine file. It should tend to glide over the material if it is hardened. 30-Rockwell is a medium hardness, so you might get some filing action.
Forum: Pontiac - Street 12-06-2022, 11:14 AM
Replies: 17
Views: 1,220
Posted By peters23
Maybe a dumb question, but why would you *not*...

Maybe a dumb question, but why would you *not* install the eccentric. I would think if you someday decide to go back to a mechanical pump that would make the changeover a lot easier.
Forum: 60 & Older Pontiac TECH 09-08-2022, 08:36 AM
Replies: 62
Views: 7,851
Posted By peters23
Fabcraft has many parts for the 9.3 rear ends (no...

Fabcraft has many parts for the 9.3 rear ends (no affiliation, but have bought from them and relatively quick turnaround):
https://fabcraftmetalworks.com/
Forum: 60 & Older Pontiac TECH 05-02-2022, 09:30 AM
Replies: 1
Views: 816
Posted By peters23
There are the specs for the stock valve springs...

There are the specs for the stock valve springs from my notes, which can be hard to find:

16-VS-446 (GM 519113) Outer
Listed Specs: OD=1.375 Free=1.985 Comp=1.203
Measured: OD=1.395...
Forum: Pontiac - Street 04-29-2022, 10:16 AM
Replies: 40
Views: 3,514
Posted By peters23
gavin, not sure which Scotts (ebay fbpaul) stud...

gavin, not sure which Scotts (ebay fbpaul) stud you reference but this one looks to be the next best solution on these heads and might work without mods. You will need to use helicoils with these. If...
Forum: Pontiac - Street 04-28-2022, 03:23 PM
Replies: 40
Views: 3,514
Posted By peters23
Here is a summary of what I have accomplished to...

Here is a summary of what I have accomplished to date with the 1960 heads.

I am using ARP 290-7201 rocker studs which do require significant modification. Butler does have some BBC style studs...
Forum: Pontiac - Street 04-23-2022, 01:00 PM
Replies: 40
Views: 3,514
Posted By peters23
I bought a single Howard Cams 90007 long slot SBC...

I bought a single Howard Cams 90007 long slot SBC rocker arm and did a rub test at the valve stem and the pattern looked pretty good near the stock height setting.
I did not check the pushrod side...
Forum: Pontiac - Street 04-23-2022, 10:26 AM
Replies: 40
Views: 3,514
Posted By peters23
I am currently rebuilding a set of 1960 heads,...

I am currently rebuilding a set of 1960 heads, but note that I am not an expert, learning as I go.
Stock valve spring installed height is 1.530 on these, so not much room for tall springs.
I...
Forum: 60 & Older Pontiac TECH 04-09-2022, 09:29 AM
Replies: 6
Views: 1,068
Posted By peters23
This place has a lot of parts for 9.3 rear ends,...

This place has a lot of parts for 9.3 rear ends, may have that gasket:
https://fabcraftmetalworks.com/
Forum: 60 & Older Pontiac TECH 03-21-2022, 03:04 PM
Replies: 39
Views: 7,398
Posted By peters23
I am in the process of setting up a 1960 389 for...

I am in the process of setting up a 1960 389 for my 57 star chief. The 59 is probably the most straight forward, probably drop in. The 1960 still has the chin mount, adds side mount points, and...
Forum: 60 & Older Pontiac TECH 03-16-2022, 10:42 AM
Replies: 39
Views: 7,398
Posted By peters23
Heidts does make some really nice stuff but I am...

Heidts does make some really nice stuff but I am not aware of them having a kit for the tri-5 Pontiacs:

https://www.heidts.com/parts/crossmembers/

I think the issue with the Pontiac is that the...
Forum: 60 & Older Pontiac TECH 03-13-2022, 10:15 AM
Replies: 39
Views: 7,398
Posted By peters23
Also new here, but have been lurking for a while....

Also new here, but have been lurking for a while.
I have a 1957 Star Chief and am also considering changing up the front end.
I am thinking about the Fatman sub/stub frame which is based on Mustang...
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